Convert mph to km/h
1 mph = 1.609 km/h. Type any value below, or use the chart.
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Mph to km/h chart
| Mph | Km/h |
|---|---|
| 10 mph | 16.093 km/h |
| 20 mph | 32.187 km/h |
| 25 mph | 40.234 km/h |
| 30 mph | 48.28 km/h |
| 40 mph | 64.374 km/h |
| 55 mph | 88.514 km/h |
| 60 mph | 96.561 km/h |
| 65 mph | 104.61 km/h |
| 70 mph | 112.65 km/h |
| 80 mph | 128.75 km/h |
Formula
km/h = mph × 1.609. To go the other way, divide by 1.609 (1 km/h = 0.62137 mph).
Driving from the US into Canada? 65 mph is about 105 km/h.
Units here: Miles per hour → Kilometres per hour. The converter above also handles every other speed unit.
Frequently asked questions
How many centimetres are in an inch?
Exactly 2.54 cm. The inch has been defined that way since 1959.
How do I convert kg to lbs?
Multiply kilograms by 2.20462. For example, 23 kg × 2.20462 ≈ 50.7 lb.
What’s the formula for Celsius to Fahrenheit?
°F = °C × 9/5 + 32. So 20 °C is 68 °F and 37 °C is 98.6 °F.
Are these US or imperial gallons?
Both are available. “Gallons (US)” is 3.785 L and “Gallons (UK)” is 4.546 L.
Why does my 1 TB drive show less space?
The drive is sold in decimal terabytes, but your computer reports binary tebibytes. 1 TB = 0.909 TiB, so you see about 931 GB.