Feet per Second to Kilometers per Hour (ft/s → km/h)
Formula
1 ft/s = 1.09728 km/hConversion Table
| ft/s | km/h |
|---|---|
| 0 | 0 |
| 1.0000 | 1.0973 |
| 2.0000 | 2.1946 |
| 3.0000 | 3.2918 |
| 4.0000 | 4.3891 |
| 5.0000 | 5.4864 |
| 6.0000 | 6.5837 |
| 7.0000 | 7.6810 |
| 8.0000 | 8.7782 |
| 9.0000 | 9.8755 |
| 10.000 | 10.973 |
| 11.000 | 12.070 |
| 12.000 | 13.167 |
| 13.000 | 14.265 |
| 14.000 | 15.362 |
| 15.000 | 16.459 |
| 16.000 | 17.556 |
| 17.000 | 18.654 |
| 18.000 | 19.751 |
| 19.000 | 20.848 |
| ft/s | km/h |
|---|---|
| 20.000 | 21.946 |
| 21.000 | 23.043 |
| 22.000 | 24.140 |
| 23.000 | 25.237 |
| 24.000 | 26.335 |
| 25.000 | 27.432 |
| 26.000 | 28.529 |
| 27.000 | 29.627 |
| 28.000 | 30.724 |
| 29.000 | 31.821 |
| 30.000 | 32.918 |
| 31.000 | 34.016 |
| 32.000 | 35.113 |
| 33.000 | 36.210 |
| 34.000 | 37.308 |
| 35.000 | 38.405 |
| 36.000 | 39.502 |
| 37.000 | 40.599 |
| 38.000 | 41.697 |
| 39.000 | 42.794 |
| ft/s | km/h |
|---|---|
| 40.000 | 43.891 |
| 41.000 | 44.988 |
| 42.000 | 46.086 |
| 43.000 | 47.183 |
| 44.000 | 48.280 |
| 45.000 | 49.378 |
| 46.000 | 50.475 |
| 47.000 | 51.572 |
| 48.000 | 52.669 |
| 49.000 | 53.767 |
| 50.000 | 54.864 |
| 51.000 | 55.961 |
| 52.000 | 57.059 |
| 53.000 | 58.156 |
| 54.000 | 59.253 |
| 55.000 | 60.350 |
| 56.000 | 61.448 |
| 57.000 | 62.545 |
| 58.000 | 63.642 |
| 59.000 | 64.740 |
| ft/s | km/h |
|---|---|
| 60.000 | 65.837 |
| 61.000 | 66.934 |
| 62.000 | 68.031 |
| 63.000 | 69.129 |
| 64.000 | 70.226 |
| 65.000 | 71.323 |
| 66.000 | 72.420 |
| 67.000 | 73.518 |
| 68.000 | 74.615 |
| 69.000 | 75.712 |
| 70.000 | 76.810 |
| 71.000 | 77.907 |
| 72.000 | 79.004 |
| 73.000 | 80.101 |
| 74.000 | 81.199 |
| 75.000 | 82.296 |
| 76.000 | 83.393 |
| 77.000 | 84.491 |
| 78.000 | 85.588 |
| 79.000 | 86.685 |
Feet per Second to Kilometers per Hour Conversion
Converting Feet per Second (ft/s) to Kilometers per Hour (km/h) is a common speed conversion. 1 ft/s equals 1.09728 km/h. For example, 100 ft/s is equal to 109.728 km/h.
Quick Mental Math: Feet per Second to Kilometers per Hour
Multiply feet-per-second by approximately 1.1 to convert to kilometers-per-hour.
Why is converting Feet per Second to Kilometers per Hour tricky?
The non-integer multiplier 1.1 is imprecise for mental estimation.
Quick Reference Values
1 ft/s = 1.09728 km/h. 5 ft/s = 5.4864 km/h. 10 ft/s = 10.9728 km/h. 25 ft/s = 27.432 km/h. 50 ft/s = 54.864 km/h. 100 ft/s = 109.728 km/h.
What is Feet per Second?
Feet per Second (ft/s) is a unit of speed. Feet-per-second measures speed as feet traveled in one second. It converts to meters per second by multiplying feet by 0.3048. This unit is common in physics, ballistics, and engineering to express rapid velocities [iso-80000]. Feet-per-second became standardized with the development of modern physics and engineering in the late 19th and early 20th centuries. It was adopted for precise, short-interval velocity measurements in the imperial system [nist-si-guide]. Feet-per-second is widely used in the United States for projectile speeds, fluid flow velocities, and mechanical motion. It is less frequent outside imperial system countries, where meters per second is preferred [nist-si-guide].
What is Kilometers per Hour?
Kilometers per Hour (km/h) is a unit of speed. Kilometers per hour (km/h) measures speed as the number of kilometers traveled in one hour. It converts directly to meters per second by multiplying by 1000/3600. This unit is standardized internationally for expressing road and vehicle speeds [bipm-si-brochure]. The kilometer per hour unit was adopted alongside the metric system in the 19th century, formalized by the International System of Units (SI) established by the BIPM. It became widespread for transportation speed limits due to metrication efforts in Europe and worldwide [bipm-si-brochure]. Kilometers per hour is the standard speed measurement in most countries, including all European nations, Canada, Australia, and many others. It is used extensively in road traffic regulations, automotive industries, and international transportation standards [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: feet per second, ft per second, feet/sec, fps, kilometres per hour, kmph, kph, kilometer per hour, km/hr. All of these refer to the Feet per Second to Kilometers per Hour conversion.