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.

EcoFlow

$799

Buy on Amazon
vs

EcoFlow

$399

Buy on Amazon

Spec Winner

EcoFlow DELTA 3 Plus Portable Power Station

Wins on 4 of 6 spec categories

Spec-by-Spec Comparison

SpecEcoFlow DELTA 3 Plus Portable Power StationEcoFlow RIVER 2 Max Portable Power Station
Capacity1024 Wh512 Wh
AC output1800 W500 W
Surge3600 W1000 W
BatteryLiFePO4LiFePO4
Cycle life4000 cycles3000 cycles
Solar input1000 W220 W
AC recharge0.9 hr1 hr
Weight27 lb13.4 lb
UPS/EPSUPS/EPS; verify transfer timeEPS/pass-through; not medical UPS
PortsAC, USB-C, USB-A, DC11 outputs
ExpandableYesNo
Price$799$399
Rating9.0/108.5/10
Buy on AmazonBuy 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.

EcoFlow DELTA 3 Plus Portable Power Station

$799

Buy on Amazon

EcoFlow RIVER 2 Max Portable Power Station

$399

Buy on Amazon

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