Convert miles per hour to knots quickly and accurately using this free online converter
Used for driving speed limits, athletic performance, and vehicle specs.
💡 The US and UK use mph; most countries use km/h for speed limits.
kN = mph × 0.00044704
Example: 1 mph × 0.00044704 = 0.00044704 kN
Use mph for US/UK; km/h for international contexts.
Common uses: driving, athletics, and vehicle performance.
How do I convert mph to kN?
Multiply the value in Miles per hour by 0.00044704. For example: 10 mph = 0.0044704 kN.
When should I use Kilonewtons instead of Miles per hour?
Use mph for US/UK; km/h for international contexts.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| Miles per hour (mph) | Kilonewtons (kN) |
|---|---|
| 10 mph | 0.0044704 kN |
| 20 mph | 0.0089408 kN |
| 30 mph | 0.013411 kN |
| 50 mph | 0.022352 kN |
| 60 mph | 0.026822 kN |
| 80 mph | 0.035763 kN |
| 100 mph | 0.044704 kN |
| 120 mph | 0.053645 kN |
| 150 mph | 0.067056 kN |
| 200 mph | 0.089408 kN |