Looking for the best brand for your off-grid or solar power needs? BLUETTI and EcoFlow are both popular choices and well-respected brands, offering similar product ranges of portable power stations and solar generator kits. Here, we will break down the best products from each brand to help you make the right decision for your needs.
We’ll begin by giving you a summary of each brand’s product ranges, before diving deeper into each product category. For the most popular categories – portable power stations, solar generators, solar panels, batteries, and home backup solutions – we’ll explore the options available from each brand. We’ll highlight our top recommendations for different categories (for high power, mid-range, and budget needs), detail the specifications, design, and use cases of their products, and provide a thorough look at what customers have to say through feedback and reviews.
We always recommend purchasing BLUETTI and EcoFlow products directly from their official websites. While there are many reputable wholesalers and third-party sellers, including Amazon, buying from these sources may invalidate your warranty and make it more challenging to contact customer support. For this reason, any and all links in this article will take you straight to the brands’ websites.
For more information on each brand’s warranty policies, visit EcoFlow and BLUETTI‘s Warranty Policy webpages.
Product Ranges
As the above chart shows, BLUETTI and EcoFlow have very similar product ranges. Both brands have products within the categories of portable power station, solar generators, solar panels, batteries, home backup solutions, and accessories. Additionally, both brands offer refurbished models of some of their products at a discounted price. As of the time of writing, the differences lie in that EcoFlow provide both portable and mountable solar panels, whilst BLUETTI only provide portable panels. Furthermore, BLUETTI offer CPAP-specific power solutions for those in need of reliable CPAP-compatible machines, whilst EcoFlow don’t have anything tailored specifically for this use (although that certainly doesn’t mean EcoFlow’s portable power stations aren’t compatible with CPAP machines).
Portable Power Stations
A portable power station is a compact, off-grid system which uses a rechargeable battery to provide electricity. Compared to power banks, which often only provide USB outlets, portable power stations have a higher output, a larger capacity, and additional outlets so that they can power a range of appliances. The other significant difference lies in that they can be recharged by a range of different inputs – usually AC, car, and solar power.
Unlike simple batteries, portable power stations have additional components, such as a charge controller and an inverter. The charge controller regulates the power input and conversion from AC or DC sources, while the inverter converts the stored DC power back into AC power, which allows it to power standard appliances.
When selecting a portable power station, you should consider the following key metrics:
- Battery capacity (Wh): The total energy capacity of the portable power station, which determines how long it can power devices (measured in Watt hours).
- Output (W): The maximum power output of the portable power station, which affects the type and number of devices it can run simultaneously. Also consider surge power and higher-power modes (e.g. BLUETTI’s ‘Power Lifting Mode’).
- Battery chemistry: While this is tied closely to capacity and charging speed, you should always consider the battery chemistry of your portable power station, as this influences not only the durability of the product, but also the portability and safety. The most stable and hence safe battery type is the LiFePO4 (lithium iron phosphate), which is also the heaviest.
- Charging speed: How quickly the station can be recharged, which varies based on the charge controller’s efficiency and the type of recharging (e.g. AC, solar, car).
- Lifespan: How many charge/discharge cycles the portable power station can go through before the battery capacity is reduced to a specified percentage (e.g. 500 cycles to 80% capacity).
- Portability: A combination of factors including the weight, size, and ease of carrying. Typically, the higher the battery capacity of a portable power station, the heavier and larger it will be. Some larger models feature wheels for better mobility.
- Additional features: Includes the number and types of output ports (e.g. USB-A, USB-C), charging options (e.g. AC, solar, car), accessories, handle design, and extra functionalities like app integration for remote management.
BLUETTI has a wide range of portable power stations for camping and outdoor use. They are tailored for a range of budgets and applications, from their 300W, 204Wh AC2A model, priced at £229 ($249), to their 2,400W, 2,048Wh AC200L model, priced at £1,399 ($1,999). Many of their power stations are expandable with additional batteries.
BLUETTI also have a ‘Premium Series’ of their portable power stations – with model names all ending in ‘P’, and featuring a sleek orange design (which, it must be said, is pretty reminiscent of Jackery products). These models have faster charging capabilities (1 hour AC turbo-charging and efficient solar charging), are more powerful and compact, have modular design for flexible capacity, feature a power-lifting mode, have longer lifespan (using LFP batteries and their ‘battery management system’), and also offer remote monitoring through the BLUETTI app. However, it should be noted that many of their products have most, if not all, of these features even if they don’t have a ‘P’ at the end of their name.
EcoFlow’s power stations are divided up between their ‘DELTA Series‘ and their ‘RIVER Series‘, with the DELTA range offering more powerful models, whilst the RIVER series is aimed at lower budgets with gentler outputs. Their DELTA range also includes their home back-up solutions such as the DELTA Pro Ultra, and they similarly offer accessories and expandable battery options for many of their products.
BLUETTI: Our Top Power Station Picks
High Power: BLUETTI AC200L
Price (UK): £1,399 (£1,799)
Price (US): $1,399 ($1,999)
Power (W): 2400
Capacity (Wh): 2048
Cell chemistry: LiFePO₄
Weight: 28.3 kg / 62.4 lbs
Dimensions: 420×280×366.5 mm / 16.5×11×14.4 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (23)
Life Cycles: 3,000+ Cycles to 80% Capacity.
Charging Options: AC, Solar, Car.
Charging Time:
AC: 1.5 Hours
Solar: 2.5 Hours
Car: 10-20 Hours
Scalability: Expandable capacity (4,096Wh with 1x B230, or 8,192Wh with 2x B300)
Mid-Range: BLUETTI AC70
Price (UK): £649 (£699)
Price (US): $449 ($699)
Power (W): 1000
Capacity (Wh): 768
Cell chemistry: LiFePO₄
Weight: 10.2 kg / 22.5 lbs
Dimensions: 314×209.5×256 mm / 12.4×8.2×10.1 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (18)
Life Cycles: 3,000+ Cycles to 80% Capacity.
Charging Options: AC, Solar, Car.
Charging Time:
AC: 1.5 Hours
Solar: 2.5 Hours
Car: 10-20 Hours
Scalability: Expandable capacity.
Budget: BLUETTI AC2A
Price (UK): £229 (£269)
Price (US): $159 ($249)
Power (W): 300
Capacity (Wh): 204
Cell chemistry: LiFePO₄
Weight: 3.6 kg / 7.9 lbs
Dimensions: 250×157×175 mm / 9.8×6.1×6.8 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (16)
Life Cycles: 3,000+ Cycles to 80%.
Charging Options: AC, Solar, Car.
Charging Time:
AC: 1.2 Hours (270W Turbo Charging)
Solar: 1.5 Hours (200W max)
Car: not specified, but can be charged whilst driving
Scalability: No
Key Takeaways:
- 🔑 Users appreciate the versatility and reliability of the Bluetti AC200L portable power station.
- 🔑 Many users find the AC200L to be an excellent solution for both emergency power backup and off-grid living.
- 🔑 The fast charging capability and ability to power various appliances receive positive feedback.
- 🔑 The compact design and ease of use make it a convenient option for various applications, including RVs, camping, and home use.
Pros:
- ✅ Versatile and reliable performance suitable for emergency backup and off-grid living.
- ✅ Fast charging capability, allowing quick replenishment of power.
- ✅ Compact design and ease of use make it convenient for various applications.
- ✅ Excellent customer service and prompt response from BLUETTI support.
- ✅ Ability to power a wide range of appliances, including refrigerators, microwaves, and TVs.
- ✅ Compatible with well-designed solar panels for fast charging.
Cons:
- ❌ Some users encountered difficulties in understanding the charging process initially, highlighting the need for clearer instructions.
- ❌ Some considered the price too high, although they appreciated the value of the product.
- ❌ At over 60lb, some users found it too heavy to carry for significant differences (despite the comfortable handle design).
- ❌ Limited battery capacity may not be sufficient for prolonged usage without additional batteries.
- ❌ Some users experienced minor issues with connectivity or setup, although these were resolved with assistance from BLUETTI’s customer support team.
Key Takeaways:
- 🔑 Many users praised the AC70 for its exceptional reliability and performance across various scenarios, including camping trips, emergency backup, and outdoor activities.
- 🔑 Many users were impressed by its user-friendly design and rapid charging capabilities, particularly when coupled with compatible solar panels, making it a versatile and efficient power solution.
- 🔑 Its compact size and portability were frequently cited as major highlights, enabling users to conveniently carry it for on-the-go power needs.
Pros:
- ✅ Reliability: Numerous customers commended the AC70 for its consistent and reliable performance, often describing it as a dependable backup power source during unexpected outages.
- ✅ Ease of use: The power station received accolades for its straightforward operation and intuitive interface, allowing users to easily navigate its features and functions.
- ✅ Quick charging: With its rapid charging capabilities, especially when paired with compatible solar panels, the AC70 impressed users with its ability to quickly recharge, ensuring uninterrupted power supply in various situations.
- ✅ Compact and portable: The AC70’s compact design and comfortable handle made it highly portable, enabling users to carry it effortlessly during camping trips, outdoor adventures, or emergencies.
Cons:
- ❌ Missing features: Some users expressed disappointment over the absence of certain features, such as wireless charging, which they expected to be included in a premium portable power station.
- ❌ Performance in extreme conditions: While the AC70 generally performed well, a few users reported issues with its performance under extreme weather conditions, particularly in hot temperatures, where it struggled to sustain power output for certain devices over extended periods.
- ❌ Heavier than expected: At 22.5lb, some users found it a little heavy for long-distance carrying.
Key Takeaways:
- 🔑 Lightweight yet powerful portable power station.
- 🔑 Suitable for charging electronics during camping trips and outdoor activities.
- 🔑 Compact size and ease of use make it convenient for various applications.
- 🔑 Positive feedback on its ability to charge devices for multiple days.
Pros:
- ✅ Lightweight and compact design for easy portability.
- ✅ Reliable power source for camping trips and outdoor use.
- ✅ Able to charge a variety of electronics for multiple days.
- ✅ Bluetooth connectivity allows monitoring of power status remotely.
- ✅ Affordable price compared to larger BLUETTI models.
Cons:
- ❌ Some users expressed the desire for additional accessories to be included in the purchase, e.g. charging or extension cables.
- ❌ Limited capacity for running high-power appliances like air conditioners or heaters.
- ❌ Limited number of output ports may be insufficient for users with multiple devices.
- ❌ Initial confusion reported regarding the need for additional charging cables.
- ❌ Minor issues reported with incorrect accessories being included in orders.
(Note: prices and availability subject to change.)
| Portable Power Station | Price | AC Output (W) | Capacity (Wh) | Max Solar Input (W) | AC input (W) |
| BLUETTI AC180 | £549/$929 sale (£1099/$999 full price) | 1,800 | 1,152 | 500 | 1,440 (0-80% in 45 mins) |
| BLUETTI AC200L | $1,699 sale ($1,999 full price) | 2,400 | 2,048 | 1,200 | 2,400 (0-80% in 45 mins) |
| BLUETTI AC60 | £499/$649 sale (£699/$699 full price) | 600 | 403 | 200 | 600 (Turbo Charging, 100% in 1-1.5 hours) |
| BLUETTI AC2A | £209/$179 sale (£299/$249 full price) | 300 | 204 | 200 | 270 (Turbo Charging, 80% in 45 mins) |
| BLUETTI EB3A | £239/$209 sale (£299/$299 full price) | 600 | 268 | 200 | 430 (Fast Charging, 80% in 30 mins) |
| BLUETTI AC200MAX | £1,399/$1,499 sale (£1,799/$1,699 full price) | 2,200 | 2,048 | 900 | 500 (= total 1,400W max dual charging) |
| BLUETTI AC200P | £1,199/$1,199 sale (£1,399/$1,499 full price) | 2,000 | 2,000 | 700 | 400 (= total 1,100W max dual charging) |
| BLUETTI EB55 | £399 sale (£599/$499 full price) | 700 | 537 | 200 | 200 (= total 400W max fast dual charging) |
| BLUETTI EB70S | $449 sale ($649 full price) | 800 | 716 | 200 | (AC recharge in 4-4.5 hrs) |
| BLUETTI PS72 | $399 | 700 | 716 | 200 | 200 |
EcoFlow: Our Top Power Station Picks
High Power: EcoFlow DELTA 2 Max
Price (UK): £1,899
Price (US): $1,699 ($1,899)
Power (W): 2400
Capacity (Wh): 2048
Cell chemistry: LiFePO₄
Weight: 23 kg / 50 lbs
Dimensions: 497 × 242 × 305 mm / 19.6 × 9.5 × 12 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (126)
Life Cycles: 3000 cycles to 80% capacity
Charging Options: AC, Solar, Car.
Charging Time:
AC: 1.1 Hours to 80%
Dual AC + Solar: 43 mins to 80%
Solar: 2.3 Hours (1000W solar input)
Car: Not specified
Mid-Range: EcoFlow RIVER 2 Pro
Price (UK): £599 (£649)
Price (US): $469 ($599)
Power (W): 800
Capacity (Wh): 768
Cell chemistry: LiFePO₄
Weight: 7.8 kg / 17.2 lbs
Dimensions: 270 x 260 x 226 mm / 10.6 x 10.2 x 8.9 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (205)
Life Cycles: 3000 cycles to 80% capacity
Charging Options: AC, Solar, USB-C, Car.
Charging Time:
AC: 70 minutes (940W Max)
Solar: 3.5 Hours (1x 220W portable panel)
USB-C: 9 Hours
Car: 9 Hours (100W max)
Budget: EcoFlow RIVER 2
Price (UK): £199 (£209)
Price (US): $219 ($239)
Power (W): 300
Capacity (Wh): 256
Cell chemistry: LiFePO₄
Weight: 3.5 kg / 7.7 lbs
Dimensions: 245x214x142 mm / 9.6×8.4×5.6 in
Warranty: 5 years
Reviews: ⭐⭐⭐⭐⭐ (81)
Life Cycles: 3000+ Cycles to 80%
Charging Options: AC, Solar, Car.
Charging Time:
AC: 1 Hour (360W Max)
Solar: 2.5 Hours (1x 110W panel)
Car: 3 Hours
USB-C: 6 hrs
Key Takeaways:
- 🔑 The EcoFlow DELTA 2 Max is consistently praised by customers for its versatility, portability, and reliability.
- 🔑 Customers appreciate the long battery life, ease of use, and ability to power a variety of devices.
- 🔑 It’s particularly useful for camping, off-grid living, emergency preparedness, and powering appliances during power outages.
- 🔑 The EcoFlow app allows for convenient monitoring of battery status and control of the system remotely.
Pros:
- ✅ Excellent battery life: Users have reported running appliances for extended periods, such as a refrigerator for up to 36 hours, with significant battery capacity remaining.
- ✅ Versatility: The DELTA 2 Max can power a range of devices, from refrigerators and freezers to CPAP machines, laptops, and lights, making it suitable for various scenarios.
- ✅ Portability: Despite its power, the DELTA 2 Max is relatively lightweight and easy to move around, making it ideal for camping and other outdoor activities.
- ✅ Expandability: Users have the option to add extra batteries for increased capacity, providing even more backup power when needed.
- ✅ Convenient app control: The EcoFlow app reliably allows users to monitor battery status, control the system remotely, and receive alerts.
Cons:
- ❌ Price adjustments: Some users were frustrated by price adjustments, particularly during sales events, where they were unable to secure the advertised discount.
- ❌ Solar panel connections: A few users mentioned the need for longer cords or adapters to improve the connection between the solar panels and the generator.
- ❌ Weight: At 50lb, some users found the EcoFlow DELTA 2 Max to be a little too heavy, which could be a drawback for those who require easier portability or have difficulty lifting heavier items.
Key Takeaways:
- 🔑 Highly recommended for camping trips, providing reliable power for various electronics and appliances.
- 🔑 Fast charging capability and intuitive operation make it a convenient option for outdoor activities.
- 🔑 Users appreciate its lightweight design and portability, along with its ability to run essential devices for extended periods.
Pros:
- ✅ Perfect companion for camping trips, providing reliable power for essential electronics and appliances.
- ✅ Fast charging feature and compatibility with solar panels make it convenient for outdoor use.
- ✅ Lightweight and portable design, combined with its intuitive operation, make it a delight to use.
- ✅ Excellent customer service and expedited shipping were reported by some users.
- ✅ High capacity and versatile functionality suitable for a wide range of applications, including off-grid living and emergency backup power.
Cons:
- ❌ Some users experienced difficulties with car charging.
- ❌ Initial setup and registration process can be confusing for some.
- ❌ Limited instructions included in the package, leading to some frustration.
- ❌ Some issues reported with compatibility or functionality with specific devices.
- ❌ Higher price point compared to other portable power solutions.
- ❌ Some users found the units to be lacking in power storage for larger appliances.
Key Takeaways:
- 🔑 Several customers mention they use the RIVER 2 reliably in emergency scenarios, such as during power outages or natural disasters.
- 🔑 Customers appreciate its versatility in charging various devices, from phones to heating blankets.
- 🔑 The RIVER 2 offers fast charging capabilities and long-lasting battery life, making it suitable for extended use.
- 🔑 Its portability and lightweight design make it convenient for camping, outdoor activities, and travel.
- 🔑 Users value the app interface for easy monitoring and control of the power station remotely.
- 🔑 Some customers find it useful as a backup power source for camping, hunting, fishing, and other outdoor activities.
Pros:
- ✅ Versatile charging options for different devices.
- ✅ Fast charging and long battery life.
- ✅ Lightweight and portable design.
- ✅ App interface for remote monitoring and control.
- ✅ Useful for emergency situations and outdoor activities.
- ✅ Good customer service and support.
Cons:
- ❌ A few customers experienced issues with the advertised charging times (taking slightly longer to charge than advertised).
- ❌ Limited capacity for powering larger appliances like coffee makers.
- ❌ Lack of cover over 12V outlet when not in use.
- ❌ Some users wished for a dedicated carry case with a shoulder strap for easier transport.
- ❌ Initial setup and registration process may be confusing for some users.
(Note: prices subject to change.)
| Portable Power Station | Price (GBP / USD) | AC Output (W) | Capacity (Wh) | Max Solar Input (W) | AC input (W) |
| EcoFlow DELTA 2 Max | £1,899.00 / $1,699 | 2,400 | 2,000 – 6,000 | 800 | 1,800 |
| EcoFlow DELTA 2 | £899.00 / $899 | 1,800 | 1,000 | 500 | 1,200 |
| EcoFlow DELTA Pro | £2,499.00 / $2,999 | 3,600 | 3,600 – 25,000 | 1,600 | 2,900 |
| EcoFlow DELTA Max | £999.00 / $1,599 | 2,400 | 2,000 – 6,000 | 800 | 2,000 |
| EcoFlow DELTA | From $899 | 1,800 | 1,200 | 400 | 1,200 |
| EcoFlow DELTA Mini | From $549 | 1,400 | 882 | 300 | 900 |
| EcoFlow RIVER 2 | £209 / $219 | 300 | 256 | 110 | 360 |
| EcoFlow RIVER 2 Max | £499 / $469 | 500 | 512 | 220 | 660 |
| EcoFlow RIVER 2 Pro | £649.00 / $569 | 800 | 768 | 220 | 940 |
| EcoFlow RIVER Pro | From $479 | 600 | 720 – 1,440 | 200 | 660 |
If you’re considering the EcoFlow RIVER 2 Pro, you should check out our comparison article on the BLUETTI AC70 vs EcoFlow RIVER 2 Pro.
Solar Generators
The definition of ‘solar generators’ ranges slightly from brand-to-brand, depending on what’s contained in the box. For some brands, solar generators and portable power stations are synonymous. The short answer: solar generators are portable power stations that come with compatible solar panels.
Indeed, some may question whether they should truly be called ‘generators’, given by how much the solar variety differs from its traditional gas-powered counterparts.
Both BLUETTI and EcoFlow’s solar generator range are based on their offerings of portable power stations. For example, BLUETTI’s ‘AC200P Portable Power Station’ becomes the ‘AC200P Generator Kit’ when paired with solar panels and additional battery options.
As such, our picks for best solar generators from each brand are largely unchanged from the above. (However, please note that occasionally, not all portable power stations are offered as solar generator kits, and compatible portable solar panels must be purchase separately.)
BLUETTI: Our Top Solar Generator Kit Picks
High Power: BLUETTI AC200MAX Generator Kit (+ 3x PV200)
Price (UK): £2,447 (£3,397)
Price (US): $2,796 ($3,396)
Power (W): 2200
Capacity (Wh): 2048
Cell chemistry: LiFePO4
Weight: 28.1kg / 61.9lbs (AC200MAX),
7.3kg / 16.1lbs (panel)
Dimensions: 16.5x11x15.2 in (AC200MAX),
23.2×24.8 in (folded panel)
Warranty: 48 months (AC200MAX), 12 months (panels)
Reviews: ⭐⭐⭐⭐⭐ (37)
Charging options: AC, solar, car, generator, lead battery, dual AC, dual AC/solar.
Life Cycles: 3,500+ Cycles to 80% Capacity. AC Charging: 5.5-6 Hours. Solar Charging: 3-3.5 Hours. Car Charging: 10-20 Hours. Scalability: Yes (up to 6,144Wh with 2×B230, or 8,192Wh with 2×B300)
Mid-Range: BLUETTI AC200P Generator Kit (+ 3x PV200)
Price (UK): £1,698 (£2,198)
Price (US): $2,496 ($2,996)
Power (W): 2000
Capacity (Wh): 2000
Cell chemistry: LiFePO4
Weight: 27.5kg / 60.6 lbs (AC200P),
7.3kg / 16.1lbs (panel)
Dimensions: 16.5x11x15.2 in (AC200P),
23.2×24.8 in (folded panel)
Warranty: 48 months (AC200P), 12 months (panels)
Reviews: ⭐⭐⭐⭐⭐ (50)
Charging options: AC, solar, car, generator, lead battery, dual AC, dual AC/solar.
Life Cycles: 3,500+ Cycles to 80% Capacity. AC Charging: 4.5-5 Hours. Solar Charging: 3.5-4 Hours. Car Charging: 10-20 Hours. Scalability: No.
Outlets include AC, USB-A, USB-C, cigarette lighter port, 12V/3A DC port, 12V/25A RV port, and 15W wireless chargers
Key Feedback:
- 🔑 Many customers mention its high standard of performance and reliability.
- 🔑 Positive comments include its ability to power various appliances and devices, including refrigerators, microwaves, and electronics.
- 🔑 Users appreciate its usefulness during power outages, emergencies, and off-grid living situations.
- 🔑 Some customers mention challenges with customer service response times and packaging issues.
Pros:
- ✅ Reliable: Users say the BLUETTI AC200MAX is reliable and provides a sense of security during emergencies.
- ✅ Versatile: Customers appreciate the kit’s ability to support a variety of needs, including RV camping, off-grid living, and backup power for homes.
- ✅ Easy setup and use: Many buyers found it straightforward to set up and operate, with intuitive controls and clear instructions.
- ✅ Good design: Many users mention the generator’s durability and compactness (particularly its handle design).
Cons:
- ❌ Bright LED light: One user mentioned that the On/Off LED light is annoyingly bright, which could be even more of an annoyance for night-time use.
- ❌ Lack of detailed instructions: Some buyers reported that setup was a bit confusing, saying they had to rely on YouTube videos.
- ❌ LED screen visibility: One customer said they have poor eyesight, and suggested the LCD screen wasn’t great for those with vision impairments.
- ❌ Weight and portability: Some reviews mentioned that it’s heavy which makes it challenging to move around, and that wheels or an extended grab handle would help.
Key feedback:
- 🔑 Customers are very satisfied with performance and reliability.
- 🔑 Users are happy with its capability to power a range of appliances and devices, such as refrigerators, microwaves, and electronics.
- 🔑 Many users mentioned its usefulness during power outages, emergencies, and off-grid living scenarios.
- 🔑 Some users report minor issues with customer service response times and packaging discrepancies.
Pros:
- ✅ Reliable performance: Users praise the AC200P generator kit for its consistent and reliable performance.
- ✅ Well-packaged: Many customers said the kit was packaged very well and arrived safely.
- ✅ Versatile: Many praised its versatility, being suitable for both outdoor adventures and indoor applications.
- ✅ Expandable options: Some buyers mention the expandability of the AC200P, referring to the option to add add additional batteries for increased power capacity.
- ✅ Efficient charging: Users were very impressed by the speed of charging.
Cons:
- ❌ Noisy fan: Some users found the fan to be quite loud, especially when used indoors or in close proximity.
- ❌ Lack of loops on folding panel: One customer said an improvement would be to have loops on the corners of the folding panel which would help secure it on windy days.
- ❌ Parasitic power draw: One user mentioned experiencing parasitic power draw, which reduces the battery’s overnight capacity despite sufficient solar input during the day. However, they still consider it a worthwhile purchase given its performance and value for money.
EcoFlow: Our Top Solar Generator Picks
High Power: EcoFlow DELTA 2 Max Solar Generator (2x PV220W)
Price (UK): £2,797
Price (US): $2,799 ($3,197)
Power (W): 2400
Capacity (Wh): 2048
Cell chemistry: LiFePO4
Weight: 50 lbs (23 kg)
Dimensions: 19.6 × 9.5 × 12 in (498 x 241 x 305 mm) (DELTA 2 Max)
Warranty: 5 years (DELTA 2 Max), 24 months (panels)
Reviews: ⭐⭐⭐⭐⭐ (7)
2x PV220W panels; other quantities available
Mid-Range: EcoFlow RIVER 2 Pro Solar Generator (1x PV220W)
Price (UK): £958 (£1,198)
Price (US): $999 ($1,248)
Power (W): 800
Capacity (Wh): 768
Cell chemistry: LiFePO4
Weight: 17.2 lbs (7.8 kg)
Dimensions: 10.6 x 10.2 x 8.9 in (270 x 260 x 226 mm) (RIVER 2 Pro)
Warranty: 5 years (RIVER 2 Pro), 12 months (panels)
Reviews: ⭐⭐⭐⭐⭐(9)
2x PV220W panels
Key Feedback:
- 🔑 High performance: Customers consistently praised it for its strong performance, particularly its ability to run high-power appliances and maintain charge during use.
- 🔑 Versatile and practical: It is described as versatile by many, being used in various settings from mountain tops to home offices, and handling emergency power needs effectively.
- 🔑 Portable: Many reviews mention the compact and easy-to-fit design of the battery, which makes it both portable and practical for a variety of environments.
- 🔑 App connectivity: Many customers liked the app that allows users to monitor and manage the generator’s settings and performance.
- 🔑 Immediate utility: Many users mention being happy with the immediate utility of the DELTA 2 during power outages and emergencies.
Pros:
- ✅ Build quality: Many customers said it feels sturdy and well-made.
- ✅ Effective for heavy-duty use: Many say the generator is capable of handling heavy loads, such as running refrigerators and CPAP machines, without issues.
- ✅ Aesthetic and functional: Customers say it looks good and functional, fitting well in both rugged and indoor settings.
- ✅ Rapid charging: The DELTA 2 charges quickly, and effectively uses solar panels for maintaining its charge, which is crucial for extended off-grid use.
- ✅ App features: Users like the app, which provides detailed control and monitoring options, which users find very useful for managing power usage.
Cons:
- ❌ Incomplete kit/bundles: A couple of customers said their packages arrived without all necessary components, such as the connecting cable for solar panels.
- ❌ Initial setup challenges: Apparently the initial setup isn’t totally clear for some, due to missing components or unclear instructions.
Key Feedback:
- 🔑 Versatile usage: Users are happy with the range of activities they can use it for, including camping, running outdoor lights, charging devices, and powering essential home appliances.
- 🔑 Solar integration: Many users say it charges well using solar power.
- 🔑 Good packaging: Several customers say it arrived well-packaged, is easy to set up, and starts functioning effectively right out the box.
- 🔑 Quiet: Many users comment that it operates quietly, making it suitable for both outdoor and indoor use.
Pros:
- ✅ Fast charging: The generator charges devices quickly, and many like the option to charge via solar power or a household outlet.
- ✅ Portable and user-friendly design: Many think it’s portable and user-friendly, with some mentioning the quality of the carrying case for solar panels that doubles as a stand.
- ✅ Safety and battery quality: Many customers are happy with the LiFePO4 battery, as it’s safer and more efficient than traditional lithium batteries.
- ✅ Reliable: Users say it effectively powers essential items like phones and lights, making it a reliable choice for emergency or travel use.
Cons:
- ❌ Complex setup for accessories: Some customers say they found setting up accessories like the solar panel stand complicated, and that it requires practice.
- ❌ Limited Wi-Fi capability: A couple of users were disappointed that the unit only supports 2.4 GHz Wi-Fi, not 5 GHz, affecting those who have moved exclusively to the faster band.
- ❌ Labeling issues: Some suggested that the generator could be improved with better labeling on its ports and controls to help with easier use.
- ❌ Specific compatibility issues: One customer mentioned the generator not being compatible with certain devices, like an electric blanket, which could be a limitation for some.
What are BLUETTI and EcoFlow best known for?
BLUETTI’s high-capacity power
BLUETTI is known for offering high-capacity power stations which have been designed to meet a variety of energy needs. They offer compact, portable models with sleek aesthetics, reliable performance, and comfortable handle design for easy carrying. We will discuss batteries in a later section, but another point to mention is that pretty much all of BLUETTI’s newer models use LiFePO4 batteries, which are known for their long life and superior safety profile.
EcoFlow’s charging speed
EcoFlow, on the other hand, pride themselves with having the “fastest-charging” portable power solutions on the market, and, at least in terms of AC recharging, they’re very often correct in this assessment. (Solar charging can actually be a little slower than comparable BLUETTI models in many cases.) EcoFlow’s product line ranges from the lower-capacity EcoFlow RIVER series to the more robust DELTA Pro, meaning that, like BLUETTI, they cater to a broad range of applications from quick outdoor excursions to emergency home power backup. Their newer models are almost all built with LiFePO4 batteries although some of their older models use NCM or Lithium ion.
Battery Chemistry
Battery chemistry is so important to consider when purchasing a portable power station. It’s not just the battery’s capacity and lifespan which matters – the battery chemistry also tells you about the stability (and hence safety) of the power station. And on this topic, BLUETTI and EcoFlow do tend to differ – BLUETTI use LiFePO4 (lithium iron phosphate) batteries, whilst EcoFlow use a mix of LiFePO4 and, in some of their older models, NMC (nickel manganese cobalt oxide).
BLUETTI's batteries
BLUETTI primarily uses Lithium Iron Phosphate (LiFePO4, also known as LFP) batteries in their portable power stations. These batteries are known for their durability and superior safety profile, but the downside is that they tend to be significantly heavier and more expensive than their alternatives.
LiFePO4 batteries can handle 2,500 to 3,500 charge cycles without significant degradation, making them highly suitable for long-term use.
EcoFlow's batteries
EcoFlow offers a mix of battery types in their portable power stations, including both the older lithium nickel manganese cobalt oxide (NMC) batteries in their earlier products, and the newer lithium iron phosphate (LiFePO4, also known as LFP) batteries. Note that the majority of their recent products are now built with LiFePO4 batteries.
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- NMC batteries: These are lighter and generally less expensive but have a shorter lifespan, lasting about 500 charge cycles. NMC batteries are also less stable, which poses a safety risk. They are designed to be used down to only 60-80% of total capacity and recharged frequently. This type is suitable for applications where the power station needs to be lightweight and portable, such as for camping or occasional device charging.
- LiFePO4 batteries: As explained above, these batteries offer a longer lifespan and greater safety compared to NMC batteries. Suitable for frequent and regular discharge, LiFePO4 batteries can support substantial power needs without degradation, making them ideal for more demanding applications and in-home backup systems.
In our opinion, despite the higher cost and weight associated with them, LiFePO4 are always the best choice due to their safety and long cycle life. This stance is strengthened by EcoFlow’s apparent decision to move almost exclusively to LiFePO4 battery chemistry in their new models. However, some users still seem to prefer NCM or Lithium ion for their lighter weight and cheaper cost, even if it means their products have a shorter lifespan.
Solar Panels
Both brands supply a range of solar panels, fit for different budgets, outputs and needs, which can be paired with their portable power stations. Whilst BLUETTI only provide portable solar panels, at least at the time of writing, EcoFlow supply both portable and mountable options.
Below, we will give a summary of our top picks for budget and premium needs.
Please note that if purchasing solar panels to be paired with BLUETTI or EcoFlow portable power stations, we recommend viewing the product page for the power station/generator in question to see which panels are recommended – buying in bulk (i.e. purchasing a complete solar generator kit of power station + panels, versus purchasing the power station and solar panels separately) often gets you a discount, but also ensures compatibility.
BLUETTI's solar panels
Budget: BLUETTI PV120
Price (UK): £229 (£329)
Price (US): $279 ($299)
Power (W): 120
Cell type: Monocrystalline silicon
Efficiency: 23.4%
Weight: 12.59 lbs (5.7 kg)
Dimensions:
Unfolded: 21 x 65 in (53.3 x 165.2 cm)
Folded: 21 x 18.5 in (53.3 x 47 cm)
Warranty: 12 months
Not splash-proof
Premium: BLUETTI PV420
Price (UK): n/a
Price (US): $849 ($999)
Power (W): 420
Cell type: Monocrystalline silicon
Efficiency: 23.4%
Weight: 30.8 lbs (13.9 kg)
Dimensions:
Unfolded: 105.3 x 38.3 in (90.5 x 240cm)
Folded: 38.3 x 25.9 x 1.7 in (90.5 x 61.3 x 6.5 cm)
Warranty: 12 months
Splash-proof, has kickstand for easy setup
BLUETTI offers a range of portable solar panel options, both new and refurbished. Their portable panels are lightweight, durable, and designed for easy setup, making them suitable for on-the-go energy needs.
Of BLUETTI’s portable solar panel range, their most affordable option (not including refurbished models) is the PV120, priced from $279. This model is lightweight at 12.57 lbs (5.7 kg), with dimensions of 21 x 65 in (53.3 x 165.2 cm) when unfolded, and 21 x 18.5 in (53.3 x 47cm) when folded. It has up to 23.4% efficiency, using monocrystalline solar cells.
- Power: 120W
- Cell type: Monocrystalline silicon
- Efficiency: up to 23.4%
- Design: Long-lasting ETFE coating, foldable, portable
- Durability: Not splash-proof
- Compatible with: Most solar generators with MC4 connectors
BLUETTI’s more premium portable solar panel, the PV420, is priced from $849. It weighs 30.8 lbs (13.9 kg) and measures 105.3 x 38.3 in (90.5 x 240cm) unfolded, and 38.3 x 25.9 x 1.7 in (90.5 x 61.3 x 6.5 cm) when folded. It has the same cell efficiency as the PV120 of 23.4%, and durability for off-grid use.
- Power: 420W
- Cell type: Monocrystalline silicon
- Efficiency: Up to 23.4%
- Design: Long-lasting ETFE coating, foldable, portable, with a kickstand for easy setup
- Durability: Splash-proof
- Compatible with: BLUETTI AC200P, AC200MAX, AC300, AC500, EB150, EB240, EP500, EP500Pro
EcoFlow's solar panels
Budget: EcoFlow 60W Portable Solar Panel
Price (UK): £149
Price (US): $139 ($249)
Power (W): 60
Cell type: Monocrystalline silicon
Efficiency: 23.4%
Weight: 8.8 lbs (3.2 kg)
Dimensions:
Folded: 21 x 16.5 x 1 in (53.7 x 42 x 2.4 cm)
Unfolded: 21 x 32.1 x 1 in (53.7 x 81.5 x 2.4 cm)
Warranty: not specified
Can charge RIVER 2 portable power station fully in 5 hours during peak sunlight conditions.
Adjustable angle with kickstand, and easy one-hand carry design with carry bag. Waterproof with IP68 rating and protective ETFE film. Compatible with most EcoFlow batteries as well as third-party batteries.
Premium: EcoFlow 400W Portable Solar Panel
Price (UK): £849
Price (US): $999 ($1,199)
Power (W): 400
Cell type: Multi busbar monocrystalline
Efficiency: 22.6%
Weight: 42 lbs (19 kg) (with case)
Dimensions: 41.7 x 93.1 x 0.98 in (105.8 x 236.5 x 2.5 cm)
Warranty: 24 months
Comes with protective carry case which doubles as a stand, for adjustable angle. Waterproof with IP68 rating and protective ETFE film.
Overall, both BLUETTI and EcoFlow both offer a solid range of portable solar panels. EcoFlow has additional options in the mountable range – not mentioned here, as the range is not as broad as their portable options.
BLUETTI’s premium solar panel offering, the PV420, has a higher output than EcoFlow’s most powerful option – 420W compared to 400W – and BLUETTI’s is still cheaper, lighter, and with a higher efficiency than the EcoFlow option. The advantage EcoFlow has is that their 400W panel has 24 months of warranty cover as opposed to BLUETTI’s 12 months.
At the end of the day, it depends what sort of power and portability you’re looking for. EcoFlow tend to provide a more budget-friendly range, whilst BLUETTI have more powerful options.
Pricing and Value for Money
BLUETTI's product pricing
BLUETTI offers a diverse range of portable power stations and home battery backup solutions to suit various needs and budgets. In the portable power station category, their lineup spans from the affordable BLUETTI EB3A, priced at $299 (£299), offering 600W and 268Wh, to the premium BLUETTI AC200 MAX, priced at $1,699 (£1,799), with 2,200W and 2,048Wh capacity.
Similarly, their home battery backup options have versatility, with the most affordable BLUETTI AC300 + B300 priced at $3,299 (£2,999) at full price, providing 3,000W and 3,072Wh capacity, expandable up to 12,288Wh. On the higher end, the BLUETTI EP500Pro offers premium features like a 5,120Wh LiFePO4 battery, 3,000W output, and a smart touchscreen, priced at £5,299, which can also be combined with additional batteries for scalable capacity.
EcoFlow's product pricing
Comparing the same categories to BLUETTI, EcoFlow has a range of portable power stations fit to different needs and budgets. Their most affordable models in the portable power station category are the RIVER range, compared to the more premium and high-specification DELTA range.
The entry-level EcoFlow RIVER 2 is priced at $239 (£269), offering a 256Wh capacity and 300W output. One of EcoFlow’s most premium portable power station products is the DELTA Pro Ultra (only available in certain regions), priced at $6,098 when not on sale, featuring a 6kWh capacity expandable up to 90kWh, ideal for the most demanding of home backup needs.
Conclusion: BLUETTI vs EcoFlow pricing
BLUETTI and EcoFlow both offer a comprehensive range of portable power stations and home battery backup solutions catering to diverse needs and budgets. BLUETTI’s lineup spans from the affordable EB3A to the premium AC200 MAX, and includes versatile home backup options like the AC300 + B300 and EP500Pro + 2/B300.
Similarly, EcoFlow provides options like the budget-friendly RIVER series and the higher-spec DELTA range (which also covers their home backup options), ensuring there’s a suitable choice for every customer, whether you prioritize affordability, portability, or robust backup capabilities.
Conclusion: BLUETTI vs EcoFlow
At the end of the day, both EcoFlow and BLUETTI are excellent brands, and very well trusted and respected in the solar storage industry. It’s our belief that you can’t go wrong with either brand, no matter what product range you’re looking at – but you should make your decision based on your budget and power needs.
Overall, BLUETTI stands out with its higher-capacity power stations and durable LiFePO4 batteries, ideal for long-term energy solutions. They are also known for their sleek aesthetics and design. EcoFlow has very rapid charging technology and portable designs, and their newer models also utilize LiFePO4 batteries which makes them as stable and long-lasting as their BLUETTI power station counterparts. But as both brands continue to develop their product range, these differences are becoming less and less noticeable over time.
As they’re both pretty consistent across the field, we can’t say one brand is consistently a ‘better’ pick than the other. If you know the particular type of product you’re interested in, e.g. you’re looking for a power station with a specific output or capacity, we would suggest comparing the individual products to make your decision. Also consider compatibility and expandability – if you already own BLUETTI/EcoFlow batteries and portable solar panels, it’s probably a good shout to stick to the brand you’re already using.
Here are some of our comparison and review articles on BLUETTI and EcoFlow products, which you might find useful:
If you’re specifically looking at home backup solutions, we suggest these articles:
And if you’re new to solar generators and portable power stations, you may find our article on choosing a suitable solar generator helpful.
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