Kilometers Per Hour to Miles Per Hour Chart
Quick-reference chart converting km/h to mph. Covers 10–200 km/h — essential for drivers traveling between metric and imperial countries.
For a custom value not in this chart, use the interactive Kilometer per Hour to Mile per Hour converter.
| Kilometer per Hour (km/h) | Mile per Hour (mph) |
|---|---|
| 10 km/h | 6.21371 mph |
| 20 km/h | 12.4274 mph |
| 30 km/h | 18.6411 mph |
| 40 km/h | 24.8548 mph |
| 50 km/h | 31.0686 mph |
| 60 km/h | 37.2823 mph |
| 70 km/h | 43.496 mph |
| 80 km/h | 49.7097 mph |
| 90 km/h | 55.9234 mph |
| 100 km/h | 62.1371 mph |
| 110 km/h | 68.3508 mph |
| 120 km/h | 74.5645 mph |
| 130 km/h | 80.7783 mph |
| 140 km/h | 86.992 mph |
| 150 km/h | 93.2057 mph |
| 160 km/h | 99.4194 mph |
| 180 km/h | 111.847 mph |
| 200 km/h | 124.274 mph |
Conversion Formula
mph = km/h × 0.621371 1 km/h ≈ 0.6214 mph Quick estimate: divide km/h by 1.6 (within 0.6%) Key reference speeds: 50 km/h = 31.1 mph (urban limit, EU) 100 km/h = 62.1 mph 120 km/h = 74.6 mph (highway limit, EU) 130 km/h = 80.8 mph
Frequently Asked Questions
How many mph is 100 km/h?
100 km/h equals approximately 62.14 mph. This is a key reference: the 100 km/h limit common on European roads is just over 62 mph — below the US highway norm of 65–70 mph.
How many mph is 120 km/h?
120 km/h equals approximately 74.56 mph. Many European motorways have a 120 km/h limit, which is roughly equivalent to 75 mph.
What is 50 km/h in mph?
50 km/h equals approximately 31.07 mph. This is the standard urban speed limit in most European countries — equivalent to the US residential limit of 25–30 mph.
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This chart covers common values. For any number, use the interactive converter.
Use the interactive converter →All conversion values are calculated using internationally recognized conversion factors. Results are provided for general informational purposes — verify critical values independently. Read our full disclaimer.