Speedometers are used in vehicles to measure speed

Convert Mach to Kilometers Per Second

Convert from mach to kilometers per second with this simple formula:
kilometers per second = mach × 0.343
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1 Mach = 0.343 Kilometers Per Second

Learn How to Convert Mach to Kilometers Per Second Using our Conversion Formula

Converting a mach speed measurement to a kilometer per second measurement involves multiplying your speed by the conversion ratio to find the result. A mach is equal to 0.343 kilometers per second, so to convert simply multiply by 0.343.

For example, 5M = (5 × 0.343) = 1.715km/sec.

Mach and kilometers per second are both units used to measure speed. Learn more about speed and find more speed measurement conversion calculators. A mach is a metric measurement and can be abbreviated as M, for example 1M. A kilometer per second is a metric measurement and can be abbreviated as km/sec, for example 1km/sec. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

mach and kilometers per second are units used to measure speed
Convert Kilometers Per Second to Mach

More Speed Conversions

Convert to Knots Speed
1M is equal to 666.738661 knots
Convert to Speed Of Sound Speed
1M is equal to 1 speed of sound
Convert to Miles Per Hour Speed
1M is equal to 767.269148 miles per hour
Convert to Feet Per Second Speed
1M is equal to 1,125 feet per second
Convert to Kilometers Per Hour Speed
1M is equal to 1,235 kilometers per hour
Convert to Meters Per Second Speed
1M is equal to 343 meters per second
Convert to Centimeters Per Second Speed
1M is equal to 34,300 centimeters per second

Mach Measurements and Equivalent Kilometer Per Second Conversions

Common mach values converted to the equivalent kilometer per second value
Mach Kilometers Per Second Mach Kilometers Per Second Mach Kilometers Per Second
1 0.343 21 7.203 41 14.06
2 0.686 22 7.546 42 14.41
3 1.029 23 7.889 43 14.75
4 1.372 24 8.232 44 15.09
5 1.715 25 8.575 45 15.44
6 2.058 26 8.918 46 15.78
7 2.401 27 9.261 47 16.12
8 2.744 28 9.604 48 16.46
9 3.087 29 9.947 49 16.81
10 3.43 30 10.29 50 17.15
11 3.773 31 10.63 51 17.49
12 4.116 32 10.98 52 17.84
13 4.459 33 11.32 53 18.18
14 4.802 34 11.66 54 18.52
15 5.145 35 12.01 55 18.87
16 5.488 36 12.35 56 19.21
17 5.831 37 12.69 57 19.55
18 6.174 38 13.03 58 19.89
19 6.517 39 13.38 59 20.24
20 6.86 40 13.72 60 20.58