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EF ECOFLOW Portable Power Station RIVER 2 Pro, vs GRECELL Portable Power Station 300W,

Updated July 2026 — EF ECOFLOW Portable Power Station RIVER 2 Pro, wins on outlets and battery, GRECELL Portable Power Station 300W, wins on value.

The EF ECOFLOW Portable Power Station RIVER 2 Pro offers superior capacity and features compared to the GRECELL Portable Power Station 300W, making it the better choice for high-demand users.

Why EF ECOFLOW Portable Power Station RIVER 2 Pro, is better

Power Capacity

768Wh vs 288.6Wh

Charging Speed

70 minutes vs 6-7 hours

Number of Outlets

11 outlets vs 1 outlet

Why GRECELL Portable Power Station 300W, is better

Price

$99.98 vs $339.00

Weight

Compact design for travel

Basic Functionality

Sufficient for minimal needs

Overall score

EF ECOFLOW Portable Power Station RIVER 2 Pro,
90
GRECELL Portable Power Station 300W,
60

Specifications

SpecEF ECOFLOW Portable Power Station RIVER 2 Pro,GRECELL Portable Power Station 300W,
Capacity768Wh288.6Wh
Max Output1600W300W
Charge Time70 min6-7 hrs
Battery TypeLiFePO4LiFePO4
Weight17.2 lbsN/A

Dimension comparison

EF ECOFLOW Portable Power Station RIVER 2 Pro,GRECELL Portable Power Station 300W,

Overview of the Products

When comparing the EF ECOFLOW Portable Power Station RIVER 2 Pro and the GRECELL Portable Power Station 300W, their differences in capacity and features are significant. The EF ECOFLOW is priced at $339.00, while the GRECELL is considerably cheaper at $99.98, making it about 71% less expensive. However, the price reflects the differences in power capacity and functionality that each product offers.

Power Capacity

The EF ECOFLOW boasts a substantial power capacity of 768Wh, which allows it to run appliances with a total output of up to 1600W. This makes it capable of powering approximately 80% of household devices simultaneously. In contrast, the GRECELL has a lower capacity of 288.6Wh and supports a maximum output of 300W, with a peak of 600W. This means while the GRECELL can handle basic devices, it won't be suitable for high-wattage appliances, making the EF ECOFLOW a superior choice for those needing higher power output.

Charging Speed

In terms of charging speed, the EF ECOFLOW significantly outperforms the GRECELL. It can fully recharge in just 70 minutes using an AC outlet thanks to its X-Stream fast charging technology. The GRECELL, however, takes longer, requiring 6-7 hours for a full charge through a standard wall outlet and up to 9 hours with solar power. This rapid charging capability of the EF ECOFLOW is a crucial advantage for users who need quick replenishment on the go.

Battery Technology

Both products utilize advanced battery technologies, but the EF ECOFLOW employs a LiFePO4 (LFP) battery, known for its durability and longevity, allowing for over 3000 charge cycles before reaching 80% capacity. This means it can last nearly a decade with regular use. The GRECELL also uses a LiFePO4 battery, but with a smaller capacity and fewer cycle capabilities, which may not provide the same long-term reliability as the EF ECOFLOW.

Portability

When it comes to portability, the EF ECOFLOW weighs 17.2 lbs and is designed with a built-in handle, making it easy to carry for outdoor adventures. The GRECELL, while lightweight in its own right, does not specify its weight but is designed to be compact for travel. The ease of transport offered by the EF ECOFLOW positions it as the better option for users who prioritize mobility in their power solutions.

Number of Outlets

The number of outlets available can significantly impact usability. The EF ECOFLOW features 11 outlets, including four 800W AC outlets, allowing multiple devices to charge or run simultaneously without the risk of overloading. In contrast, the GRECELL has a much simpler setup with only one AC outlet and a few USB ports, limiting its ability to support multiple devices at once. For users needing to power several devices concurrently, the EF ECOFLOW clearly stands out.

Additional Features

The EF ECOFLOW includes advanced battery management systems that monitor voltage, current, and temperature, ensuring optimal performance and safety. It also supports fast solar charging with a 220W solar input, achieving a full charge in as little as 3.5 hours. The GRECELL, meanwhile, offers three recharging modes, including car charging and solar options, but lacks the advanced features of the EF ECOFLOW. The additional safety measures and faster solar recharge time of the EF ECOFLOW make it a more versatile choice for outdoor use.

Price Comparison

In terms of pricing, the EF ECOFLOW is positioned as a premium option at $339.00, reflecting its higher capacity and advanced features. On the other hand, the GRECELL is priced at $99.98, making it a budget-friendly choice. This price difference of approximately $239.02 (or about 239%) illustrates the trade-off between cost and capability. While the GRECELL is significantly more affordable, users may find that the additional investment in the EF ECOFLOW pays off in performance and longevity.

Which should you buy?

Ultimately, the choice between the EF ECOFLOW Portable Power Station RIVER 2 Pro and the GRECELL Portable Power Station 300W comes down to your specific needs. If you require a high-capacity power source that can handle multiple devices and offers rapid charging, the EF ECOFLOW is the superior option despite its higher price. Conversely, if your power needs are minimal, the GRECELL provides a budget-friendly alternative for basic charging tasks. Your decision should align with how you plan to use the power station, balancing between capacity, features, and cost.