Fit and tradeoffs
Who it's for
- Match the rated capacity and continuous output to devices you already own.
Who it's not for
- High-draw appliances such as a kettle or microwave.
- Backing up a whole house.
Pros
- It can charge from a solar panel, up to 220 W.
Cons
- Continuous output is under 1,500 W.
- The battery cannot take an add-on pack.
Similar size
500–999 Wh, 4 models. This one is highlighted.
| Model | Capacity | Output | Score | List price | Price / Wh |
|---|---|---|---|---|---|
| Goal Zero Yeti 700 | 677 Wh | 600 W | 8.3 | $699.95 | $1.03 / Wh |
| Anker SOLIX C800 Plus | 768 Wh | 1,200 W | 8.5 | A$1,099.00 | A$1.43 / Wh |
| EcoFlow RIVER 2 Pro | 768 Wh | 800 W | 8.7 | $389.00 | $0.51 / Wh |
| Goal Zero Yeti 1000 | 998 Wh | 2,000 W | 8.5 | $1,199.95 | $1.20 / Wh |
Score
8.7 / 10, from the four rows below. Each row is scored from 7.0 to 10.
CapacityWeight 35%
8.6
768 Wh
Continuous outputWeight 25%
8.2
800 W
WeightWeight 20%
8.7
18.2 lb · 8.26 kg
List priceWeight 20%
9.6
$0.51 / Wh
How to read this: The number compares models on the same specs. It is not a mark of absolute quality. The weights are on How we review.
Battery test
How much battery another site measured, next to the brand's number. Their test may use a different load.
| Source | Usable capacity | Share of rated | Note |
|---|---|---|---|
| OutdoorGearLab | 620 Wh | 81% | |
| ComputerBase | 662 Wh | 86% | Steady 500 W AC load on the 230 V version. The same page lists 621 Wh at 100 W and 691 Wh at 800 W. |
Runtime estimates
About how long EcoFlow RIVER 2 Pro runs common devices. Estimate, not a measurement: rated watt-hours × 85% ÷ the device's watts. Temperature, startup, and conversion loss change the real time.
| Device | Runtime (estimate) |
|---|---|
| Small fan (10 W) | About 65.3 hours |
| Phone fast charge (15 W) | About 43.5 hours |
| CPAP (40 W) | About 16.3 hours |
| Car fridge (60 W) | About 10.9 hours |
| Laptop (65 W) | About 10 hours |
| Electric kettle (1,000 W) | Can't run this. |
Full specs
Published by the brand.
| Capacity | 768 Wh |
|---|---|
| Chemistry | LiFePO4 |
| Cycle life | 3000 |
| Battery test | 620 Wh · 81% of rated |
| Continuous output | 800 W |
|---|---|
| Peak output | 1,600 W |
| Ports | Not listed |
| Expandable | No |
| UPS | No |
| Solar input | 220 W |
|---|---|
| Weight | 18.2 lb · 8.26 kg |
| List price | $389.00 on October 2026 |
Similar models
Anker SOLIX C800 Plus
768 Wh · 1,200 WA$1,099.00
Goal Zero Yeti 700
677 Wh · 600 W$699.95
Goal Zero Yeti 1000
998 Wh · 2,000 W$1,199.95When to pick something else
- Phones and lights on a smaller budget: ALLPOWERS VOLIX P300, listed at less than half the price.
- A longer outage or more devices: Goal Zero Yeti 1000, with more capacity and more output.
Reviews that include this model
None of the reviews include this model.
Posts that include this model
Editorial team · Updated October 30, 2026
Specs and the list price are checked against the sources linked on this page. About · How we review · Editorial policy
Specs and the list price are checked against the sources linked on this page. About · How we review · Editorial policy