EcoFlow RIVER 2 Pro 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
EcoFlow RIVER 2 Pro costs $1100 less. Whether that gap is worth closing depends on what you need to run.
- Anker SOLIX F2000 holds 167% more energy (2048Wh vs 768Wh), so it runs the same load proportionally longer.
- Anker SOLIX F2000 has 2000W more surge headroom (3600W vs 1600W) — that decides whether a fridge, pump or AC compressor will actually start.
- EcoFlow RIVER 2 Pro is 31.0 lb lighter (17 lb vs 48 lb).
The one you actually carry. At 17 lb it is light enough for one hand, yet unlike the true pocket units it has the 800W of output needed to run small appliances rather than just charge devices.
Best for: Backpackers, photographers and festival-goers who care about weight above all.
Where it falls short:
- 800W output limits you to electronics and small loads
- 220W solar input means slow off-grid top-ups
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 RIVER 2 Pro | Anker SOLIX F2000 |
|---|---|---|
| Price | $599 | $1699 |
| Capacity | 768 Wh | 2048 Wh |
| Continuous output | 800 W | 2400 W |
| Surge output | 1600 W | 3600 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 3,000 |
| Weight (lighter wins) | 17 lb | 48 lb |
| Max solar | 220 W | 1000 W |
| Recharge time (faster wins) | 1h 10m | 1h 45m |
Runtime head-to-head
| Appliance | EcoFlow RIVER 2 Pro | Anker SOLIX F2000 |
|---|---|---|
| Refrigerator | 10.9 hrs | 29.0 hrs |
| Mini fridge | 20.7 hrs | 55.3 hrs |
| Chest freezer | 8.2 hrs | 21.8 hrs |
| CPAP machine | 16.3 hrs | 43.5 hrs |
| Sump pump | ❌ | 2.2 hrs |