Engine RPM ↔ Speed Calculator

Client-side RPM ↔ speed tool. Tyre code parsing, presets, chart, and secure WebSocket placeholder. Optimized for low CPU usage.

Inputs

or enter tyre code (e.g. 185/55R15)
Save presets for cars/gears below
Not connected

Results

Press Calculate

RPM vs Speed (for current tire & ratio)

Live data (placeholder)

Latest live payload:
No live data