Head-to-head
EcoFlow RIVER 3 Plus vs EcoFlow DELTA 3
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EcoFlow DELTA 3 scores higher (8.7 against 8.6). It costs more (£649 against £219). For power cuts, EcoFlow DELTA 3 lasts longer. EcoFlow RIVER 3 Plus is lighter to carry.
| Check price at EcoFlow UK | Check price at EcoFlow UK | |
| EcoFlow RIVER 3 Plus | EcoFlow DELTA 3 | |
| Price | £219 | £649 |
| Capacity | 286 | 1,024 Wh |
| Output | 600 W | 1,800 W |
| Power-cut cover | 3 h | 12 h |
| Weight | 4.7 kg | 12.5 kg |
| UPS switch-over | 10 ms | 10 ms |
| Cycles | 3,000 | 4,000 |
| Max solar input | 220 W | 500 W |
| Warranty | not published | 5 years |
| Spec score | 8.6 | 8.7 |
| Check price at EcoFlow UK | Check price at EcoFlow UK |
EcoFlow RIVER 3 Plus: Warranty length not stated on the page. EcoFlow sells it with an extra battery as the RIVER 3 Max (572 Wh, £299) and Max Plus (858 Wh, £329).
Both are sold in the UK through the makers' own stores. Check what each will run.