EcoFlow DELTA 3 vs Westinghouse iGen1000s
What is the difference?
The EcoFlow DELTA 3 has 1.8 kW of power, 3.6 kW peak, a 1.02 kWh battery. The Westinghouse iGen1000s has 1.5 kW of power, 3 kW peak, a 1.01 kWh battery.
The EcoFlow DELTA 3 weighs 28 lb, the Westinghouse iGen1000s weighs 31 lb. The EcoFlow DELTA 3 is easier to carry.
The EcoFlow DELTA 3 has a 5-year warranty, the Westinghouse iGen1000s has a 2-year warranty.
The EcoFlow DELTA 3 charges from a wall outlet to 100 % in 56 min, the Westinghouse iGen1000s charges from a wall outlet to 100 % in 2 h. The EcoFlow DELTA 3 is ready again sooner.
The EcoFlow DELTA 3 can add extra batteries.
Specs side by side
| EcoFlow DELTA 3 | Westinghouse iGen1000s | |
|---|---|---|
| Capacity (Wh) | 1024 | 1008 |
| Continuous (W) | 1800 | 1500 |
| Peak (W) | 3600 | 3000 |
| Solar input (W) | 500 | — |
| Chemistry | LiFePO4 | — |
| Cycles | 4000 | — |
| Expandable | yes | — |
| Weight (lb) | 28 | 31 |
| Warranty (yr) | 5 | 2 |
| Fridge run time | 19.3 h | 19 h |
| CPAP run time | 23.2 h | 22.8 h |
| Wi-Fi router run time | 67.6 h | 66.5 h |
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Specs as read from manufacturer pages on 2026-10-25 / 2026-10-26. Specs one maker does not list are left out of the comparison. Run times are for that appliance alone with a typical duty cycle, after inverter and depth-of-discharge losses. Sponsored links; we may earn a commission.
Common questions
Which is lighter, EcoFlow DELTA 3 or Westinghouse iGen1000s?
The EcoFlow DELTA 3. Lighter: 28 lb vs 31 lb.
Which has the longer warranty, EcoFlow DELTA 3 or Westinghouse iGen1000s?
The EcoFlow DELTA 3. Longer warranty: 5 years vs 2 years.
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Compare other models → · All EcoFlow models · All Westinghouse models