Anker SOLIX C800 vs Bluetti AC70
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
Bluetti AC70 costs $100 less. Whether that gap is worth closing depends on what you need to run.
- Bluetti AC70 has 400W more surge headroom (2000W vs 1600W) — that decides whether a fridge, pump or AC compressor will actually start.
- Bluetti AC70 is 2.9 lb lighter (22 lb vs 24.9 lb).
We'd skip the Anker SOLIX C800 in this matchup. It costs $100 more than the Bluetti AC70 while matching or trailing it on capacity, surge and cycle life — there's no spec here that justifies the premium.
The C1000's smaller sibling. Same fast-charging DNA at a lower price, but the 768Wh capacity puts it firmly in weekend-trip territory.
Best for: Campers and van-lifers powering electronics, lights and a mini fridge — not home backup.
Where it falls short:
- 300W solar input is low — slow to top off off-grid
- 1600W surge rules out most motor-driven appliances
768Wh with 1000W output at $499 — it does what the EcoFlow River 2 Pro does, with more output and more weight.
Best for: Campers who need to run a small fridge, not just charge devices.
Where it falls short:
- 22 lb — 5 lb heavier than the River 2 Pro
- Not expandable
| Spec | Anker SOLIX C800 | Bluetti AC70 |
|---|---|---|
| Price | $599 | $499 |
| Capacity | 768 Wh | 768 Wh |
| Continuous output | 1200 W | 1000 W |
| Surge output | 1600 W | 2000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 3,000 |
| Weight (lighter wins) | 24.9 lb | 22 lb |
| Max solar | 300 W | 500 W |
| Recharge time (faster wins) | 58 min | 1h 15m |
Runtime head-to-head
| Appliance | Anker SOLIX C800 | Bluetti AC70 |
|---|---|---|
| Refrigerator | 10.9 hrs | 10.9 hrs |
| Mini fridge | 20.7 hrs | 20.7 hrs |
| Chest freezer | 8.2 hrs | 8.2 hrs |
| CPAP machine | 16.3 hrs | 16.3 hrs |
| Sump pump | ❌ | ❌ |