Miles Per Hour to Kilometers Per Hour Chart
Quick-reference chart converting mph to km/h. Covers 1–200 mph — common road speeds, speed limits, and sports benchmarks.
For a custom value not in this chart, use the interactive Mile per Hour to Kilometer per Hour converter.
| Mile per Hour (mph) | Kilometer per Hour (km/h) |
|---|---|
| 1 mph | 1.60934 km/h |
| 5 mph | 8.04672 km/h |
| 10 mph | 16.0934 km/h |
| 15 mph | 24.1402 km/h |
| 20 mph | 32.1869 km/h |
| 25 mph | 40.2336 km/h |
| 30 mph | 48.2803 km/h |
| 35 mph | 56.327 km/h |
| 40 mph | 64.3738 km/h |
| 45 mph | 72.4205 km/h |
| 50 mph | 80.4672 km/h |
| 55 mph | 88.5139 km/h |
| 60 mph | 96.5606 km/h |
| 65 mph | 104.607 km/h |
| 70 mph | 112.654 km/h |
| 75 mph | 120.701 km/h |
| 80 mph | 128.748 km/h |
| 85 mph | 136.794 km/h |
| 90 mph | 144.841 km/h |
| 100 mph | 160.934 km/h |
| 110 mph | 177.028 km/h |
| 120 mph | 193.121 km/h |
| 130 mph | 209.215 km/h |
| 150 mph | 241.402 km/h |
| 200 mph | 321.869 km/h |
Conversion Formula
km/h = mph × 1.609344 (exact) 1 mph = 1.609344 km/h Quick estimate: multiply mph by 1.6 (within 0.6%) Key reference speeds: 30 mph = 48.3 km/h (urban speed limit, US) 60 mph = 96.6 km/h 70 mph = 112.7 km/h (highway limit, US) 100 mph = 160.9 km/h
Frequently Asked Questions
How many km/h is 60 mph?
60 mph equals approximately 96.56 km/h. The exact calculation: 60 × 1.609344 = 96.56 km/h. A quick mental estimate: 60 × 1.6 = 96 km/h.
How many km/h is 70 mph?
70 mph equals approximately 112.65 km/h. The US Interstate speed limit of 70 mph corresponds to about 113 km/h — close to the motorway speed limit in many European countries.
Is multiplying mph by 1.6 accurate enough?
For most practical purposes, yes. Multiplying by 1.6 introduces a maximum error of about 0.58% compared to the exact factor of 1.609344. At 100 mph: 1.6 gives 160 km/h vs exact 160.9 km/h — less than 1 km/h difference.
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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.