Convert Kilometers Per Second

Speedometers are used in vehicles to measure speed

Kilometers per second is a measure of speed. Kilometer per second is a metric unit of measure, and can be abbreviated as km/s. For example 1 kilometer per second can be written as 1 km/s.

Kilometer Per Second Conversion Calculators

Choose a unit of speed to convert to.

Convert kilometers per second to knots
1 kilometer per second is equal to 1,944 knots
Convert kilometers per second to mach
1 kilometer per second is equal to 2.915452 mach
Convert kilometers per second to speed of sound
1 kilometer per second is equal to 2.915452 speed of sound
Convert kilometers per second to speed of light
1 kilometer per second is equal to 3.3356E-6 speed of light
Convert kilometers per second to miles per hour
1 kilometer per second is equal to 2,237 miles per hour
Convert kilometers per second to feet per second
1 kilometer per second is equal to 3,281 feet per second
Convert kilometers per second to kilometers per hour
1 kilometer per second is equal to 3,600 kilometers per hour
Convert kilometers per second to meters per second
1 kilometer per second is equal to 1,000 meters per second
Convert kilometers per second to centimeters per second
1 kilometer per second is equal to 100,000 centimeters per second

We have many more speed conversion tools that you might also find useful.

Kilometers Per Second unit of measurement conversion

Kilometers Per Second Measurement Conversion Table

Common kilometer per second values and equivalent imperial and metric speed measurements
kilometers per second knots mach speed of sound speed of light miles per hour feet per second kilometers per hour meters per second centimeters per second
1 km/s 1,944 kn 2.915452 M 2.915452 0.0000033356 2,237 mph 3,281 ft/s 3,600 km/h 1,000 m/s 100,000 cm/s
2 km/s 3,888 kn 5.830904 M 5.830904 0.0000066713 4,474 mph 6,562 ft/s 7,200 km/h 2,000 m/s 200,000 cm/s
3 km/s 5,832 kn 8.746356 M 8.746356 0.000010007 6,711 mph 9,843 ft/s 10,800 km/h 3,000 m/s 300,000 cm/s
4 km/s 7,775 kn 11.661808 M 11.661808 0.000013343 8,948 mph 13,123 ft/s 14,400 km/h 4,000 m/s 400,000 cm/s
5 km/s 9,719 kn 14.577259 M 14.577259 0.000016678 11,185 mph 16,404 ft/s 18,000 km/h 5,000 m/s 500,000 cm/s
6 km/s 11,663 kn 17.492711 M 17.492711 0.000020014 13,422 mph 19,685 ft/s 21,600 km/h 6,000 m/s 600,000 cm/s
7 km/s 13,607 kn 20.408163 M 20.408163 0.000023349 15,659 mph 22,966 ft/s 25,200 km/h 7,000 m/s 700,000 cm/s
8 km/s 15,551 kn 23.323615 M 23.323615 0.000026685 17,895 mph 26,247 ft/s 28,800 km/h 8,000 m/s 800,000 cm/s
9 km/s 17,495 kn 26.239067 M 26.239067 0.000030021 20,132 mph 29,528 ft/s 32,400 km/h 9,000 m/s 900,000 cm/s
10 km/s 19,438 kn 29.154519 M 29.154519 0.000033356 22,369 mph 32,808 ft/s 36,000 km/h 10,000 m/s 1,000,000 cm/s
11 km/s 21,382 kn 32.069971 M 32.069971 0.000036692 24,606 mph 36,089 ft/s 39,600 km/h 11,000 m/s 1,100,000 cm/s
12 km/s 23,326 kn 34.985423 M 34.985423 0.000040028 26,843 mph 39,370 ft/s 43,200 km/h 12,000 m/s 1,200,000 cm/s
13 km/s 25,270 kn 37.900875 M 37.900875 0.000043363 29,080 mph 42,651 ft/s 46,800 km/h 13,000 m/s 1,300,000 cm/s
14 km/s 27,214 kn 40.816327 M 40.816327 0.000046699 31,317 mph 45,932 ft/s 50,400 km/h 14,000 m/s 1,400,000 cm/s
15 km/s 29,158 kn 43.731778 M 43.731778 0.000050035 33,554 mph 49,213 ft/s 54,000 km/h 15,000 m/s 1,500,000 cm/s
16 km/s 31,102 kn 46.64723 M 46.64723 0.00005337 35,791 mph 52,493 ft/s 57,600 km/h 16,000 m/s 1,600,000 cm/s
17 km/s 33,045 kn 49.562682 M 49.562682 0.000056706 38,028 mph 55,774 ft/s 61,200 km/h 17,000 m/s 1,700,000 cm/s
18 km/s 34,989 kn 52.478134 M 52.478134 0.000060042 40,265 mph 59,055 ft/s 64,800 km/h 18,000 m/s 1,800,000 cm/s
19 km/s 36,933 kn 55.393586 M 55.393586 0.000063377 42,502 mph 62,336 ft/s 68,400 km/h 19,000 m/s 1,900,000 cm/s
20 km/s 38,877 kn 58.309038 M 58.309038 0.000066713 44,739 mph 65,617 ft/s 72,000 km/h 20,000 m/s 2,000,000 cm/s