Train Speedometer
GPS-powered real-time speedometer for trains, buses, and any moving vehicle.
What Is a Train Speedometer?
A train speedometer measures the current speed of a train in real time. Traditional train speedometers are electromechanical instruments built into the locomotive's cab. Modern high-speed trains use digital speed displays throughout the passenger carriages.
TrainSpeedTest.net offers a browser-based GPS speedometer that works on any passenger device — no built-in display required. Using satellite positioning, it calculates speed directly from your smartphone's GPS receiver.
GPS vs Traditional Train Speedometers
Traditional speedometers use wheel rotation sensors or axle encoders. GPS speedometers measure position change over time using satellite signals. For passenger use (curiosity, enthusiast recording), GPS is accurate enough and provides additional data like heading, altitude, and trip distance.
Choose Your Style
Unlike a fixed carriage display, TrainSpeedTest.net lets you choose from 12 visual designs — from a vintage analog dial to a futuristic neon interface. Your selection is saved and remembered across sessions.
See also: GPS Speedometer · Speed Calculator · How It Works