Speed Unit Converter
Type a value in any field and the other three update instantly. Handy for translating GPS readings between metric, imperial, scientific, and nautical units.
Convert Between Units
Quick Presets
Common Conversion Reference
| km/h | mph | m/s | knots |
|---|---|---|---|
| 60 | 37.3 | 16.67 | 32.40 |
| 80 | 49.7 | 22.22 | 43.20 |
| 100 | 62.1 | 27.78 | 54.00 |
| 120 | 74.6 | 33.33 | 64.79 |
| 160 | 99.4 | 44.44 | 86.39 |
| 200 | 124.3 | 55.56 | 107.99 |
| 250 | 155.3 | 69.44 | 134.99 |
| 300 | 186.4 | 83.33 | 161.99 |
| 350 | 217.5 | 97.22 | 188.98 |
| 400 | 248.5 | 111.11 | 215.98 |
More Tools
Explore more travel and measurement tools to make your journey easier and more informative.
Train Speed Test
Measure the real-time speed of the train you're traveling in using your device's GPS, with smooth analog and digital readouts.
Try it now
Speed Unit Converter
Convert between km/h, mph, m/s, and knots instantly. Useful for understanding speed readings from different sources.
Try it now
How Train Speed Test Works
Learn how GPS-based speed measurement works, how accurate it is, and tips for the best readings inside a train.
Try it now
View All Tools
Explore all of our train and speed-related tools