Fossibot F2400 vs Vtoman FlashSpeed 1500
What is the difference?
The Fossibot F2400 has 2.4 kW of power, 4.8 kW peak, 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 Fossibot F2400 is rated for 4000 cycles, the Vtoman FlashSpeed 1500 is rated for 3000 cycles.
Both have a 5-year warranty.
The Vtoman FlashSpeed 1500 can add extra batteries.
Specs side by side
| Fossibot F2400 | Vtoman FlashSpeed 1500 | |
|---|---|---|
| Capacity (Wh) | 2048 | 1548 |
| Continuous (W) | 2400 | 1500 |
| Peak (W) | 4800 | 3000 |
| Solar input (W) | 500 | — |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 4000 | 3000 |
| Expandable | — | yes |
| Weight (lb) | — | 41 |
| Warranty (yr) | 5 | 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 |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-10-30 / 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, Fossibot F2400 or Vtoman FlashSpeed 1500?
The Fossibot F2400. More capacity: 2048 Wh vs 1548 Wh.
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Compare other models → · All Fossibot models · All Vtoman models