Oukitel BP3000 vs Vtoman FlashSpeed 1500
What is the difference?
The Oukitel BP3000 has 3.2 kW of power, a 2.05 kWh battery. The Vtoman FlashSpeed 1500 has 1.5 kW of power, 3 kW peak, a 1.55 kWh battery.
Both use LiFePO4 batteries.
The Oukitel BP3000 is rated for 4000 cycles, the Vtoman FlashSpeed 1500 is rated for 3000 cycles.
The Oukitel BP3000 weighs 53 lb, the Vtoman FlashSpeed 1500 weighs 41 lb. The Vtoman FlashSpeed 1500 is easier to carry.
The Oukitel BP3000 has a 1-year warranty, the Vtoman FlashSpeed 1500 has a 5-year warranty.
Both have 120 V AC output.
Both can add extra batteries.
Specs side by side
| Oukitel BP3000 | Vtoman FlashSpeed 1500 | |
|---|---|---|
| Capacity (Wh) | 2048 | 1548 |
| Continuous (W) | 3200 | 1500 |
| Peak (W) | — | 3000 |
| Solar input (W) | 1000 | — |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 4000 | 3000 |
| Expandable | yes | yes |
| Weight (lb) | 53 | 41 |
| Warranty (yr) | 1 | 5 |
| Fridge run time | 38.6 h | 29.2 h |
| CPAP run time | 46.3 h | 35 h |
| Wi-Fi router run time | 135.2 h | 102.2 h |
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Specs as read from manufacturer pages on 2026-11-03 / 2026-10-26. Specs one maker does not list are left out of the comparison. Run times are for that appliance alone with a typical duty cycle, after inverter and depth-of-discharge losses. Sponsored links; we may earn a commission.
Common questions
Which has more capacity, Oukitel BP3000 or Vtoman FlashSpeed 1500?
The Oukitel BP3000. More capacity: 2048 Wh vs 1548 Wh.
Which is lighter, Oukitel BP3000 or Vtoman FlashSpeed 1500?
The Vtoman FlashSpeed 1500. Lighter: 41 lb vs 53 lb.
Which has the longer warranty, Oukitel BP3000 or Vtoman FlashSpeed 1500?
The Vtoman FlashSpeed 1500. Longer warranty: 5 years vs 1 year.
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Compare other models → · All Oukitel models · All Vtoman models