EcoFlow DELTA Pro 3 vs Anker SOLIX F2000
Side-by-side on the specs that decide it — surge, capacity, runtime and price.
Both models' specs verified against manufacturer listings · Last updated
The short answer
Anker SOLIX F2000 costs $2000 less. Whether that gap is worth closing depends on what you need to run.
- EcoFlow DELTA Pro 3 holds 100% more energy (4096Wh vs 2048Wh), so it runs the same load proportionally longer.
- EcoFlow DELTA Pro 3 has 4400W more surge headroom (8000W vs 3600W) — that decides whether a fridge, pump or AC compressor will actually start.
- Anker SOLIX F2000 is 65.0 lb lighter (48 lb vs 113 lb).
- EcoFlow DELTA Pro 3 is rated for 4,000 cycles vs 3,000 — meaningful if you cycle it daily.
EcoFlow DELTA Pro 3
The most complete large unit here. 4096Wh, 4000W, 8000W surge and 2600W of solar — it does everything the F3800 does with less weight.
Best for: Whole-home backup buyers who want maximum solar recharge speed.
Where it falls short:
- $3,699 is a serious investment
- Overkill unless you're backing up a whole home
Anker SOLIX F2000
The older F-series unit, now hard to justify: the C2000 offers the same capacity and surge for $400 less.
Best for: Only worth it if you find it steeply discounted below the C2000.
Where it falls short:
- $1699 is $400 over the newer C2000 with identical core specs
- 105-minute recharge is slow by 2026 standards
| Spec | EcoFlow DELTA Pro 3 | Anker SOLIX F2000 |
|---|---|---|
| Price | $3699 | $1699 |
| Capacity | 4096 Wh | 2048 Wh |
| Continuous output | 4000 W | 2400 W |
| Surge output | 8000 W | 3600 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 4,000 | 3,000 |
| Weight (lighter wins) | 113 lb | 48 lb |
| Max solar | 2600 W | 1000 W |
| Recharge time (faster wins) | 1h 40m | 1h 45m |
Runtime head-to-head
| Appliance | EcoFlow DELTA Pro 3 | Anker SOLIX F2000 |
|---|---|---|
| Refrigerator | 58.0 hrs | 29.0 hrs |
| Mini fridge | 110.5 hrs | 55.3 hrs |
| Chest freezer | 43.5 hrs | 21.8 hrs |
| CPAP machine | 87.0 hrs | 43.5 hrs |
| Sump pump | 4.4 hrs | 2.2 hrs |