EcoFlow RIVER 2 Portable Power Station vs EcoFlow RIVER 2 Max Portable Power Station
Head-to-head spec comparison to help you pick the right power station for your needs.
Comparing compact stations? See our 300Wh vs 500Wh Power Stations guide for sizing rules and ranked picks.Read the guide →
Spec-by-Spec Comparison
| Spec | EcoFlow RIVER 2 Portable Power Station | EcoFlow RIVER 2 Max Portable Power Station |
|---|---|---|
| Capacity | 256 Wh | 512 Wh |
| AC output | 300 W | 500 W |
| Surge | 600 W | 1000 W |
| Battery | LiFePO4 | LiFePO4 |
| Cycle life | 3000 cycles | 3000 cycles |
| Solar input | 110 W | 220 W |
| AC recharge | 1 hr | 1 hr |
| Weight | 7.7 lb | 13.4 lb |
| UPS/EPS | Pass-through/EPS; not medical UPS | EPS/pass-through; not medical UPS |
| Ports | 6 outputs | 11 outputs |
| Expandable | No | No |
| Price | $199 | $399 |
| Rating | 8.1/10 | 8.5/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
EcoFlow RIVER 2 Portable Power Station
Pros
- 256Wh LiFePO4 pack is a credible entry point for phones, routers, lights, and short CPAP windows
- About one-hour AC recharge makes it easier to top off between outage windows or campground moves
- Light 7.7 lb body is easier to store and move than most mid-size stations
Cons
- 300W AC output is not a fridge, kettle, microwave, or tool-starter class inverter
- 110W solar input is modest, so solar recovery is slow compared with larger EcoFlow stations
- The small battery leaves little reserve margin for humidified CPAP or overnight multi-device loads
EcoFlow RIVER 2 Max Portable Power Station
Pros
- 512Wh capacity is the first tier that feels comfortable for overnight CPAP or longer router/laptop runtime
- Fast AC recharge and 220W solar input beat many entry stations
- 13.4 lb weight keeps it genuinely portable
Cons
- 500W output is limiting for cooking appliances and some fridge startup cases
- No expansion path if you later want a bigger home-backup system
- Solar recovery still needs good sun and realistic panel expectations
Our Verdicts
EcoFlow RIVER 2 Portable Power Station
Buy the RIVER 2 for a compact emergency drawer station, not appliance backup. It is best when the job is phones, router, laptop, lights, and cautious CPAP use with the exact machine verified first.
EcoFlow RIVER 2 Max Portable Power Station
The RIVER 2 Max is the honest middle ground for CPAP, camping, laptops, and small outage loads. Size up if your plan includes a refrigerator or high-surge appliance.
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