Oukitel P2001 vs Allpowers R1500
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
Allpowers R1500 costs $200 less. Whether that gap is worth closing depends on what you need to run.
- Oukitel P2001 holds 74% more energy (2000Wh vs 1152Wh), so it runs the same load proportionally longer.
- Oukitel P2001 has 1000W more surge headroom (4000W vs 3000W) — that decides whether a fridge, pump or AC compressor will actually start.
- Allpowers R1500 is 11.5 lb lighter (37.5 lb vs 49 lb).
Oukitel P2001
An older Oukitel 2kWh, still sold cheap. Solid on paper with 2,000W and expandability, but the 500W solar input is a real limit off-grid.
Best for: Budget buyers who recharge mainly from the wall, not panels.
Where it falls short:
- 500W solar input is low for 2kWh
- Smaller support network
Allpowers R1500
A well-priced 1.1kWh with a real 1,800W output and fast charging, a common budget pick for home backup starter kits.
Best for: First-time backup buyers who want 1,800W output cheap.
Where it falls short:
- 37.5 lb for 1.1kWh
- Not expandable
| Spec | Oukitel P2001 | Allpowers R1500 |
|---|---|---|
| Price | $899 | $699 |
| Capacity | 2000 Wh | 1152 Wh |
| Continuous output | 2000 W | 1800 W |
| Surge output | 4000 W | 3000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,500 | 3,500 |
| Weight (lighter wins) | 49 lb | 37.5 lb |
| Max solar | 500 W | 700 W |
| Recharge time (faster wins) | 1h 30m | 1h 20m |
Runtime head-to-head
| Appliance | Oukitel P2001 | Allpowers R1500 |
|---|---|---|
| Refrigerator | 28.3 hrs | 16.3 hrs |
| Mini fridge | 54.0 hrs | 31.1 hrs |
| Chest freezer | 21.3 hrs | 12.2 hrs |
| CPAP machine | 42.5 hrs | 24.5 hrs |
| Sump pump | 2.1 hrs | ❌ |