Vtoman FlashSpeed 2400 vs Yoshino B2000 SST
What is the difference?
The Vtoman FlashSpeed 2400 has 2.4 kW of power, 3.2 kW peak, a 1.41 kWh battery. The Yoshino B2000 SST has 2 kW of power, a 1.33 kWh battery.
The Vtoman FlashSpeed 2400 uses a LiFePO4 battery, the Yoshino B2000 SST a lithium-ion (NMC) one. LiFePO4 generally lasts more charge cycles, so the Vtoman FlashSpeed 2400 should last longer.
The Vtoman FlashSpeed 2400 is rated for 3000 cycles, the Yoshino B2000 SST is rated for 4000 cycles.
The Vtoman FlashSpeed 2400 weighs 42 lb, the Yoshino B2000 SST weighs 31 lb. The Yoshino B2000 SST is easier to carry.
Specs side by side
| Vtoman FlashSpeed 2400 | Yoshino B2000 SST | |
|---|---|---|
| Capacity (Wh) | 1408 | 1326 |
| Continuous (W) | 2400 | 2000 |
| Peak (W) | 3200 | — |
| Solar input (W) | — | 600 |
| Chemistry | LiFePO4 | NMC |
| Cycles | 3000 | 4000 |
| Expandable | — | — |
| Weight (lb) | 42 | 31 |
| Warranty (yr) | 2 | — |
| Fridge run time | 26.6 h | 25 h |
| CPAP run time | 31.9 h | 30 h |
| Wi-Fi router run time | 92.9 h | 87.5 h |
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Specs as read from manufacturer pages on 2026-10-30 / 2026-10-31. 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, Vtoman FlashSpeed 2400 or Yoshino B2000 SST?
The Vtoman FlashSpeed 2400. More capacity: 1408 Wh vs 1326 Wh.
Which is lighter, Vtoman FlashSpeed 2400 or Yoshino B2000 SST?
The Yoshino B2000 SST. Lighter: 31 lb vs 42 lb.
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Compare other models → · All Vtoman models · All Yoshino models