How to use the E-Bike Max Speed Calculator
The Formula
No-load RPM ≈ voltage × KV. Loaded speed is lower due to wind, rolling resistance, and controller limits.
Practical Example
Estimates are for planning rides, charging, and battery health—not a substitute for manufacturer specs or professional e-bike service.
About E-Bike Max Speed Calculator
Speed vs voltage
No-load RPM ≈ voltage × KV. Loaded speed is lower due to wind, rolling resistance, and controller limits.
Planning note
Estimates are for planning rides, charging, and battery health—not a substitute for manufacturer specs or professional e-bike service.