Jackery Explorer 1000 v2 vs Anker 521 PowerHouse
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 521 PowerHouse costs $550 less. Whether that gap is worth closing depends on what you need to run.
- Jackery Explorer 1000 v2 holds 318% more energy (1070Wh vs 256Wh), so it runs the same load proportionally longer.
- Jackery Explorer 1000 v2 has 2700W more surge headroom (3000W vs 300W) — that decides whether a fridge, pump or AC compressor will actually start.
- Anker 521 PowerHouse is 15.6 lb lighter (8.2 lb vs 23.8 lb).
- Jackery Explorer 1000 v2 is rated for 4,000 cycles vs 3,000 — meaningful if you cycle it daily.
Neither of these will start a sump pump or well pump — both surge below the ~3,400W those motors need. If home backup with pumps is your use case, look at higher-surge models instead of either of these.
The lightest 1kWh unit here at 23.8 lb, with a 3000W surge that punches above the Anker and EcoFlow units it competes with.
Best for: Campers who want 1kWh but care about carrying weight and need surge headroom.
Where it falls short:
- Only 3 AC outlets
- Not expandable — what you buy is what you get
- 400W solar input trails the Anker C1000's 600W
A pocket-scale LiFePO4 unit for keeping devices alive. 200W of output means it's a charger, not an appliance station.
Best for: Travelers and campers topping up phones, cameras and a laptop.
Where it falls short:
- 200W output runs devices only
- 256Wh is small
| Spec | Jackery Explorer 1000 v2 | Anker 521 PowerHouse |
|---|---|---|
| Price | $799 | $249 |
| Capacity | 1070 Wh | 256 Wh |
| Continuous output | 1500 W | 200 W |
| Surge output | 3000 W | 300 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 4,000 | 3,000 |
| Weight (lighter wins) | 23.8 lb | 8.2 lb |
| Max solar | 400 W | 100 W |
| Recharge time (faster wins) | 1h 42m | 2h 30m |
Runtime head-to-head
| Appliance | Jackery Explorer 1000 v2 | Anker 521 PowerHouse |
|---|---|---|
| Refrigerator | 15.2 hrs | ❌ |
| Mini fridge | 28.9 hrs | ❌ |
| Chest freezer | 11.4 hrs | ❌ |
| CPAP machine | 22.7 hrs | 5.4 hrs |
| Sump pump | ❌ | ❌ |