EcoFlow DELTA 3 Plus 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.
Spec-by-Spec Comparison
| Spec | EcoFlow DELTA 3 Plus Portable Power Station | EcoFlow RIVER 2 Max Portable Power Station |
|---|---|---|
| Capacity | 1024 Wh | 512 Wh |
| AC output | 1800 W | 500 W |
| Surge | 3600 W | 1000 W |
| Battery | LiFePO4 | LiFePO4 |
| Cycle life | 4000 cycles | 3000 cycles |
| Solar input | 1000 W | 220 W |
| AC recharge | 0.9 hr | 1 hr |
| Weight | 27 lb | 13.4 lb |
| UPS/EPS | UPS/EPS; verify transfer time | EPS/pass-through; not medical UPS |
| Ports | AC, USB-C, USB-A, DC | 11 outputs |
| Expandable | Yes | No |
| Price | $799 | $399 |
| Rating | 9.0/10 | 8.5/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
EcoFlow DELTA 3 Plus Portable Power Station
Pros
- 1024Wh LiFePO4 capacity with newer 4000-cycle-class spec
- 1000W solar input is excellent for a 1kWh station
- Fast AC recharge and high surge class make it a stronger current EcoFlow pick than DELTA 2
Cons
- Pricing can jump if Amazon bundles panels or extras into the listing
- Still not a whole-home station without expansion and load management
- The higher solar ceiling only matters if you buy enough compatible panel capacity
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 DELTA 3 Plus Portable Power Station
The DELTA 3 Plus is the 1kWh EcoFlow to buy when the price is sane. Its solar input and recharge speed make it a better outage/RV starter than older 1kWh stations.
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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