Mph to Km/h
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mph
kph
Quick reference
| Mph (mph) | Km/h (kph) |
|---|
Formula
km/h = mph × 1.60934
Multiply the mph value by 1.60934 to get km/h. To reverse — divide km/h by 1.60934 to get mph.
About this conversion
Miles per hour (mph) is the speed unit used in the United States and United Kingdom. Learn more →
Kilometers per hour (km/h) is the standard speed unit used in most countries. Learn more →
Source: NIST International Reference