Miles per Hour to Kilometers per Hour Converter

Convert miles per hour to kilometers per hour. Free mph to kph speed converter for driving and aviation.Updated 2026-03-15

Formula: km/h = mph × 1.60934

Common Miles per Hour to Kilometers per Hour Conversions

Miles per Hour (mph) Kilometers per Hour (km/h)
1 mph1.60934 km/h
5 mph8.0467 km/h
10 mph16.0934 km/h
15 mph24.1401 km/h
20 mph32.1868 km/h
25 mph40.2335 km/h
30 mph48.2802 km/h
35 mph56.3269 km/h
40 mph64.3736 km/h
45 mph72.4203 km/h
50 mph80.467 km/h
55 mph88.5137 km/h
60 mph96.5604 km/h
65 mph104.6071 km/h
70 mph112.6538 km/h
75 mph120.7005 km/h
80 mph128.7472 km/h
85 mph136.7939 km/h
90 mph144.8406 km/h
100 mph160.934 km/h
120 mph193.1208 km/h
150 mph241.401 km/h
200 mph321.868 km/h

How to Convert Miles per Hour to Kilometers per Hour

To convert miles per hour to kilometers per hour, use the formula: km/h = mph × 1.60934

For example, to convert 15 mph to km/h: 15 mph = 24.1401 km/h

💡 This calculator does the conversion instantly as you type. All calculations happen locally in your browser — no data is sent anywhere.

Frequently Asked Questions

How do I convert mph to km/h?

Multiply mph by 1.60934. For example, 60 mph × 1.60934 = 96.56 km/h.

What is 100 mph in km/h?

100 mph equals approximately 160.93 km/h.

What is 70 mph in km/h?

70 mph equals approximately 112.65 km/h.

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Cite this tool:

"Miles per Hour to Kilometers per Hour Converter." ConvKit, conv-kit.com, https://conv-kit.com/tools/mph-to-kph/. Accessed 2026-03-15.

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