EcoFlow DELTA Max 2000 vs Oukitel P2001
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
Oukitel P2001 costs $200 less. Whether that gap is worth closing depends on what you need to run.
- EcoFlow DELTA Max 2000 holds 1% more energy (2016Wh vs 2000Wh), so it runs the same load proportionally longer.
- Oukitel P2001 has 600W more surge headroom (4000W vs 3400W) — that decides whether a fridge, pump or AC compressor will actually start.
- EcoFlow DELTA Max 2000 is 1.0 lb lighter (48 lb vs 49 lb).
- Oukitel P2001 uses LiFePO4 while the other uses NMC — roughly double the usable cycle life.
- Oukitel P2001 is rated for 3,500 cycles vs 800 — meaningful if you cycle it daily.
If you plan to cycle the battery daily, think twice about the EcoFlow DELTA Max 2000. Its NMC cells are rated for 800 cycles against the LiFePO4 rival's longer life — over years of regular use that's the more expensive unit, whatever the sticker says.
The previous-generation 2kWh EcoFlow. Still capable and expandable, but its NMC cells and 800-cycle rating are a real step below the LiFePO4 DELTA 3 that replaced it.
Best for: Only at a steep discount against the DELTA 3 Max.
Where it falls short:
- NMC — roughly 800 cycles vs 4,000 for the DELTA 3 Max
- 2-year warranty
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
| Spec | EcoFlow DELTA Max 2000 | Oukitel P2001 |
|---|---|---|
| Price | $1099 | $899 |
| Capacity | 2016 Wh | 2000 Wh |
| Continuous output | 2400 W | 2000 W |
| Surge output | 3400 W | 4000 W |
| Battery | NMC | LiFePO4 |
| Rated cycles | 800 | 3,500 |
| Weight (lighter wins) | 48 lb | 49 lb |
| Max solar | 800 W | 500 W |
| Recharge time (faster wins) | 1h 48m | 1h 30m |
Runtime head-to-head
| Appliance | EcoFlow DELTA Max 2000 | Oukitel P2001 |
|---|---|---|
| Refrigerator | 28.6 hrs | 28.3 hrs |
| Mini fridge | 54.4 hrs | 54.0 hrs |
| Chest freezer | 21.4 hrs | 21.3 hrs |
| CPAP machine | 42.8 hrs | 42.5 hrs |
| Sump pump | 2.1 hrs | 2.1 hrs |