Midsize (1 kWh class)


EcoFlow DELTA 2versus EcoFlow DELTA 3
- Overall score
57 / 100. Show source
calculated sourcebatteryrank.comFormula v1.3.2 · 2026-07-16 · Open the review for dated input sourceshttps://batteryrank.com/portable-power-stations/ecoflow-delta-2#scoresBalanced
- AC-delivered energy
895 Whverified. Show source
verified source~890-900Wh usable AC (~86-90% conversion) vs 1024Wh rated (Portable Power Lab, 6-month test)2026-07-04- AC output
1800 W. Show source
claimed sourceus.ecoflow.com2026-07-10https://us.ecoflow.com/products/delta-2-portable-power-station
- Overall score
68 / 100. Show source
calculated sourcebatteryrank.comFormula v1.3.2 · 2026-07-16 · Open the review for dated input sourceshttps://batteryrank.com/portable-power-stations/ecoflow-delta-3#scoresBalanced
- AC-delivered energy
870 Whest.. Show source
estimated sourceus.ecoflow.com2026-07-04https://us.ecoflow.com/products/delta-3-portable-power-station- AC output
1800 W. Show source
claimed sourceus.ecoflow.com2026-07-04https://us.ecoflow.com/products/delta-3-portable-power-station











