Runtime Calculator
How long will a portable power station run your devices? Enter your total wattage and battery capacity for an instant estimate that accounts for inverter losses and a safety reserve.
Select devices above or enter custom wattage. Showing 60W default.
Estimated Runtime
Select devices above
Tap the device buttons on the left to build your load, or enter a custom wattage.
How much battery for a target runtime?
628 Wh minimum
Inverter: 72W+ recommended
Assumptions
- Efficiency: 85% (AC inverter loss)
- Reserve: 10% kept in battery
- Usable energy: 870 Wh of 1024 Wh rated
- After reserve: 783 Wh available
These are estimates. Real runtime varies with temperature, battery age, load fluctuations, and manufacturer-specific efficiency.
Stations that can handle 60W for 8+ hours
These stations meet or exceed 628Wh. Prices link to the store.
BLUETTI AC180
1152 Wh battery · 1800W output · 500W solar · 16 kg
$449$499
BLUETTI Elite 100 V2
1024 Wh battery · 1800W output · 1000W solar · 11.5 kg
$489$499
Estimated Runtime
13 hrs
60W on 1024Wh
628Wh needed for 8h