EcoFlow RIVER 2 vs EcoFlow RIVER 3

Small (under 500Wh) · spec-by-spec, winner marked per row

Verdict

On paper these two overlap almost completely. The differences that matter take some digging, so we did the digging.

Truthfully, these are near-twins. Buy whichever is discounted this week, or stick with the app ecosystem you already own.

Side-by-side specifications

✓ marks the better number in each row (EcoFlow RIVER 2: 3 wins · EcoFlow RIVER 3: 2 wins — but weigh the rows that matter for your use, not the count).

EcoFlow RIVER 2 EcoFlow RIVER 3
Battery capacity 256 Wh ✓ 245 Wh
Battery chemistry LiFePO4 LiFePO4
Cycle life (to 80%) 3,000 3,000
AC output (continuous) 300 W 300 W
AC output (surge) 600 W 600 W
240V output No No
Max solar input 110 W 110 W
Solar voltage window 11-30V 11-30V
Max USB-C power 60 W 100 W ✓
AC recharge 0–80% 40 min 40 min
UPS switchover 30 ms 20 ms ✓
Expandable No No
Weight 3.5 kg 3.5 kg
Energy density 73 Wh/kg ✓ 70 Wh/kg
Launch price $239 $239
Value (launch $/Wh) $0.93 ✓ $0.98

Dig deeper

Specifications from manufacturer documentation (EcoFlow, EcoFlow). Launch prices shown; street prices change often — check current pricing before deciding on value.