Drone Power Consumption & Current Calculator
EveryDroneEstimate electrical power in watts and battery current in amps
Power & Current Calculator
Assumptions
- Battery current (A) = electrical power (W) ÷ average pack voltage (V)
- Peak current estimated as 1.4× average (typical burst)
- C-rate warnings at 8C (caution) and 12C (high risk)
When This Estimate Breaks Down
- High C-rates cause voltage sag and heat buildup
- Aggressive maneuvers may exceed peak estimates
- Battery age and temperature affect actual performance
Power & Current Results
C-rate
1.0C
Estimated Power70.0WSelected flight mode · average pack voltage: 14.0 V
Average Current (Total from Battery)5.0A
Peak Current (Total from Battery)7.0A
Avg per Motor / Peak per Motor1.3 / 1.8A
Required for 10 min1042mAh
Est. Flight Time48.0min
ESC Recommendation2AEach ESC should be rated for at least 2 A (per motor)
💡 Total current is from battery pack. Per-motor current is for ESC sizing.