EcoFlow DELTA 2 or EcoFlow DELTA 3: which should you choose?
Comparison of the two portable power stations using our catalogue's scoring criteria, value by value. Scores are relative to all the models we have analysed.

EcoFlow DELTA 2
Main drawbackThe standard reserve limits prolonged use of demanding appliances
Check price on Amazon → Read the full analysis →
EcoFlow DELTA 3
Main drawbackContinuous heavy loads soon use up the available energy
Check price on Amazon → Read the full analysis →Our verdict based on your priority
- Priority: “Equipment”EcoFlow DELTA 2 9.5 / 10 vs 9
By criterion
| Criterion | EcoFlow DELTA 2 | EcoFlow DELTA 3 |
|---|---|---|
| Rated power | 8 | 8 |
| Battery capacity | 7.9 | 7.9 |
| Weight | 7.9 | 7.8 |
| Number of 230 V sockets | 9.3 | 9.3 |
| Equipment | 9.5 advantage | 9 |
A gap of less than half a point does not count as an advantage: our scores are relative to the catalogue, and using them to pick a winner would imply a level of precision we cannot offer.
Side-by-side specs
| Specification | EcoFlow DELTA 2 | EcoFlow DELTA 3 |
|---|---|---|
| Rated power | 1800 W | 1800 W |
| Battery capacity | 1024 Wh | 1024 Wh |
| Weight | 12 kg | 12,5 kg |
| Maximum solar input power | 500 W | 500 W |
| Number of 230 V sockets | 4 sockets | 4 sockets |
| Solar | Solar charging compatible | Solar charging compatible |
| Use | Motorhome | Motorhome |
| Expansion battery | Compatible with an expansion battery | Compatible with an expansion battery |
| Battery technology | LiFePO4 | LiFePO4 |
| Non-USB DC outputs | 12 V cigarette lighter socket | 12 V cigarette lighter socket |
| App connectivity | Bluetooth | Wi-Fi |
| AC outlets | 4 230 V outlets | 4 230 V outlets |
Figures published by manufacturers and retailers, compiled in our reviews. “Not provided” means the figure could not be verified.
Which is right for you?
EcoFlow DELTA 3
Leads on 0 criterion of 5 compared
- No numerical specification sets it apart in this comparison.
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Comparison based on published specifications and our scores, calculated using the same criteria for every model. Our methodology →
Frequently asked questions
Which is rated higher, EcoFlow DELTA 2 or EcoFlow DELTA 3?
They're neck and neck: 8.5/10 for EcoFlow DELTA 2, 8.4/10 for EcoFlow DELTA 3. A gap of less than half a point does not count as an advantage.
Which wins on “Equipment”?
EcoFlow DELTA 2 wins on “Equipment”: 9.5/10 compared with 9/10 for EcoFlow DELTA 3.
