Home › Medium (500–1,499 Wh) › EcoFlow River 2 Max
EcoFlow River 2 Max
#17 of 20 in medium · #43 of 56 overall · all EcoFlow models
3.0
Mid-size River with four AC outlets and 100W USB-C; full recharge in roughly an hour.
512 Whcapacity
500 Wcontinuous output
LiFePO43,000 cycles
13.4 lbweight
$349street price, being verified
Runs a 500 W load about 0.9 h$682 per kWh of capacityFull AC recharge in about 0.9 h
Ratings
Spec-based rating. No independent measurement has been logged for this power station yet, so the score uses manufacturer specifications and price. How that works.
Each rating places this unit among the others on a 0.5–5 scale, within its size class for the measures that scale with size and across the whole catalog for the rest. Weighted together they give the overall 3.0. Formula and weights.
Specifications
- Capacity
- 512 Wh
- Max expanded
- 512 Wh
- AC output
- 500 W continuous
- Surge
- 1,000 W
- Chemistry
- LiFePO4
- Cycle rating
- 3,000
- Weight
- 13.4 lb
- AC recharge
- 660 W
- Solar input
- 220 W
- UPS switchover
- 30 ms
- AC outlets
- 4
- USB-C PD max
- 100 W
- 240V output
- No
- App
- Yes
- Price per kWh
- $682
- Released
- 2022
Independent measurements
None logged yet. We only record numbers from published tests, each with a link to its source. The reviewers and labs we track. Know of a test we've missed? Tell us.
How it compares with its neighbors
| # | Model | Wh | AC W | Chem. | Cycles | lb | AC in W | Solar W | $/kWh | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 | UGREEN PowerRoam 1200 | 1,024 | 1,200 | LiFePO4 | 3,000 | 25.6 | 1,000 | 200 | 585 | 3.3 |
| 15 | Jackery Explorer 1000 Plus | 1,264 | 2,000 | LiFePO4 | 4,000 | 32.0 | 800 | 800 | 672 | 3.3 |
| 16 | EcoFlow River 2 Pro | 768 | 800 | LiFePO4 | 3,000 | 17.2 | 940 | 220 | 650 | 3.2 |
| 17 | EcoFlow River 2 Max | 512 | 500 | LiFePO4 | 3,000 | 13.4 | 660 | 220 | 682 | 3.0 |
| 18 | Bluetti EB55 | 537 | 700 | LiFePO4 | 2,500 | 16.5 | 200 | 200 | 650 | 2.6 |
| 19 | Jackery Explorer 500 | 518 | 500 | NMC | 500 | 13.3 | 90 | 100 | 770 | 1.9 |
| 20 | Goal Zero Yeti 500X | 505 | 300 | NMC | 500 | 12.9 | 60 | 120 | 889 | 1.6 |