UNITCONVERTER

Unit Converter › Speed

scale · base metre per second

Speed converter

km/h, mph, knots and metres per second. 5 units, every one shown at once.

Convert

scale · base metre per second

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Every unit at onceValueUnit

a label that misled

Metres per second is written m/s here. An earlier build called it "ms", which reads as milliseconds.

Every speed pair

20 pages, one for each direction.

m/s → km/hm/s → mphm/s → knm/s → ft/skm/h → m/skm/h → mphkm/h → knkm/h → ft/smph → m/smph → km/hmph → knmph → ft/skn → m/skn → km/hkn → mphkn → ft/sft/s → m/sft/s → km/hft/s → mphft/s → kn

Other categories

Mass Kilograms, pounds, stone, ounces and both tons. Temperature Celsius, Fahrenheit, kelvin and Rankine. Length Metric, imperial, and the nautical mile. Volume Litres, and US and Imperial measures kept apart. Energy Joules, calories, watt-hours and BTU. Area Square metres, feet, acres and hectares. Time Seconds through years, with the year defined. Data Decimal MB and binary MiB, kept apart. Data rate Megabits per second versus megabytes per second. Pressure Bar, psi, atmospheres and millimetres of mercury. Power Watts, and the two different horsepowers. Angle Degrees, radians, gradians and turns. Frequency Hertz, kilohertz, megahertz and RPM. Force Newtons, kilogram-force and pounds-force. Torque Newton-metres and pound-feet. Fuel economy mpg and L/100 km — where bigger means worse. Density kg/m³, g/cm³ and pounds per cubic foot. Cooking Spoons and cups, with the country stated. Illuminance Lux and foot-candles.