Head-to-head
EcoFlow DELTA Pro 3 vs Anker SOLIX F3000
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EcoFlow DELTA Pro 3 scores higher (8.8 against 7.4). It also costs less (£2,799 against £2,999). For power cuts, EcoFlow DELTA Pro 3 lasts longer. Anker SOLIX F3000 is lighter to carry.
| Check price at EcoFlow UK | Check price at Anker SOLIX UK | |
| EcoFlow DELTA Pro 3 | Anker SOLIX F3000 | |
| Price | £2,799 | £2,999 |
| Capacity | 4,096 | 3,072 Wh |
| Output | 4,000 W | 3,600 W |
| Power-cut cover | 49 h | 37 h |
| Weight | 51.5 kg | 41.5 kg |
| UPS switch-over | 10 ms | not published |
| Cycles | 4,000 | 4,000 |
| Max solar input | 2,600 W | not published |
| Warranty | 5 years | 5 years |
| Spec score | 8.8 | 7.4 |
| Check price at EcoFlow UK | Check price at Anker SOLIX UK |
Anker SOLIX F3000: Weight, and warranty from the Currys listing; Currys did not show a price when we checked.
Which should you buy?
- Pick the EcoFlow DELTA Pro 3 if you want longer power-cut cover (about 49 hours against 37); you need a 10 ms switch-over for a CPAP machine or computer; you may add batteries later; you want more storage for the money (68p per Wh against 98p).
- The Anker SOLIX F3000 has no clear edge on our figures; choose on price and stock.
Both are sold in the UK through the makers' own stores. Check what each will run, or see the savings and payback sums.