KPH to MPH Converter Convert kilometers per hour (kph) to miles per hour (mph) instantly with our fast and accurate conversion tool. What is KPH?Kilometers per hour (KPH) is a metric speed measurement used in most countries around the world for road speeds and transportation.What is MPH?Miles per hour (MPH) is a speed unit commonly used in the United States and the United Kingdom.How to Convert KPH to MPHTo convert kilometers per hour into miles per hour, multiply the speed by 0.621371.Example:10 × 0.621371 = 6.21So:10 kph = 6.21 mph Kilometer per hour to Mile per hour Conversion Table Kilometer per hour [kph] 0.01 kph0.1 kph1 kph2 kph3 kph5 kph10 kph20 kph50 kph100 kph1000 kph Mile per hour [mph] 0.0062137119 mph0.0621371192 mph0.6213711922 mph1.2427423845 mph1.8641135767 mph3.1068559612 mph6.2137119224 mph12.4274238447 mph31.0685596119 mph62.1371192237 mph621.3711922373 mph FAQs Q: How many mph is 1 kph?A: 1 kph equals 0.621371 mph. Q: Which is faster, kph or mph?A: One mph is faster than one kph. Q: Why do some countries use kph?A: KPH is part of the metric system used worldwide for measuring speed. Need more conversions? Explore all tools on Convertify Hub Browse All Converters