Speed conversions
Every speed unit on the site, and every conversion between them. Each page shows a full table, the exact formula and a live calculator.
All speed units
| Unit | Symbol | In meter per second |
|---|---|---|
| meter per second | m/s | 1 |
| kilometer per hour | km/h | 0.2777777778 |
| mile per hour | mph | 0.44704 |
| knot | kn | 0.5144444444 |
| foot per second | ft/s | 0.3048 |
| mach | Mach | 340.29 |
| speed of light | c | 299,792,458 |
Common conversions
- Meters per second to Kilometers per hour
- Meters per second to Miles per hour
- Meters per second to Knots
- Kilometers per hour to Meters per second
- Kilometers per hour to Miles per hour
- Kilometers per hour to Knots
- Miles per hour to Meters per second
- Miles per hour to Kilometers per hour
- Miles per hour to Knots
- Knots to Meters per second
- Knots to Kilometers per hour
- Knots to Miles per hour
Sources
- Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures