Oukitel BP2000 vs EcoFlow DELTA Max 2000
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 DELTA Max 2000 costs $200 less. Whether that gap is worth closing depends on what you need to run.
- Oukitel BP2000 holds 2% more energy (2048Wh vs 2016Wh), so it runs the same load proportionally longer.
- Oukitel BP2000 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 4.0 lb lighter (48 lb vs 52 lb).
- Oukitel BP2000 uses LiFePO4 while the other uses NMC — roughly double the usable cycle life.
- Oukitel BP2000 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.
A value-brand 2kWh that competes almost entirely on price, routinely undercutting the majors by hundreds while matching their core specs on paper.
Best for: Bargain-focused buyers who want 2kWh of expandable backup for the least money.
Where it falls short:
- Weaker service network than the majors
- Resale value is lower
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
| Spec | Oukitel BP2000 | EcoFlow DELTA Max 2000 |
|---|---|---|
| Price | $1299 | $1099 |
| Capacity | 2048 Wh | 2016 Wh |
| Continuous output | 2200 W | 2400 W |
| Surge output | 4000 W | 3400 W |
| Battery | LiFePO4 | NMC |
| Rated cycles | 3,500 | 800 |
| Weight (lighter wins) | 52 lb | 48 lb |
| Max solar | 1000 W | 800 W |
| Recharge time (faster wins) | 1h 45m | 1h 48m |
Runtime head-to-head
| Appliance | Oukitel BP2000 | EcoFlow DELTA Max 2000 |
|---|---|---|
| Refrigerator | 29.0 hrs | 28.6 hrs |
| Mini fridge | 55.3 hrs | 54.4 hrs |
| Chest freezer | 21.8 hrs | 21.4 hrs |
| CPAP machine | 43.5 hrs | 42.8 hrs |
| Sump pump | 2.2 hrs | 2.1 hrs |