Speed Converter
The Speed Converter instantly converts between miles per hour, kilometers per hour, meters per second, and knots — handy for driving, aviation, and weather contexts.
Advertisement
Advertisement
How This Tool Works
Enter a value and choose your source and target speed units for an instant conversion.
Formula & Method
All units convert through meters per second as a common base, e.g., 1 mph = 0.44704 m/s, 1 knot = 0.514444 m/s.
Example Calculation
60 mph converts to about 96.6 km/h, or 52.1 knots.
Frequently Asked Questions
How many km/h are in a mph?+
One mile per hour equals approximately 1.609 kilometers per hour.
What is a knot?+
A knot is one nautical mile per hour, commonly used in aviation and marine navigation — 1 knot equals about 1.151 mph.
Why use meters per second?+
Meters per second is the standard scientific unit for speed and is commonly used in physics and engineering calculations.
Advertisement
Related Tools
Distance Converter
Convert travel distances between miles, kilometers, and nautical miles.
Use tool →Unit ConvertersLength Converter
Convert between meters, feet, inches, and other length units.
Use tool →AutoTire Size Calculator
Compare two tire sizes and see the difference in diameter and speedometer accuracy.
Use tool →Unit ConvertersWeight Converter
Convert between kilograms, pounds, ounces, and other weight units.
Use tool →