Last updated: May 2026
Convert between km/h, mph, m/s, knots, and fps instantly — with common speed reference table.
Convert between km/h, m/s, mph, knots, and fps
Common Speed References
| km/h | mph | Context |
|---|---|---|
| 30 km/h | 18.6 mph | Residential speed limit (EU) |
| 50 km/h | 31.1 mph | Urban speed limit |
| 100 km/h | 62.1 mph | Highway limit (many EU countries) |
| 120 km/h | 74.6 mph | German autobahn advisory |
| 1 knot | 1.852 km/h | Nautical / aviation speed |