Convert Mach to Knots

Enter your mach value in the form below to get the value calculated in knots.

Results in Knots:

1 M = 666.738661 kn

How to Convert Mach to Knots Using an Easy Conversion Formula

Speedometers are used in vehicles to measure speed

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Convert mach to knots with this simple formula:

knots = mach × 666.738661

Converting a mach speed measurement to a knot measurement involves multiplying your speed by the conversion ratio to find the result. A mach is equal to 666.738661 knots, so to convert simply multiply by 666.738661.

For example:

5M = (5 × 666.738661) = 3,333.693305kn

Mach and knots 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 knot is an imperial measurement and can be abbreviated as kn, for example 1kn. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

mach and knots are units used to measure speed

Convert Knots to Mach

Mach Measurements and Equivalent Knot Conversions

Common mach values converted to the equivalent knot value
Mach	Knots	Mach	Knots	Mach	Knots
1	666.74	21	14,002	41	27,336
2	1,333	22	14,668	42	28,003
3	2,000	23	15,335	43	28,670
4	2,667	24	16,002	44	29,337
5	3,334	25	16,668	45	30,003
6	4,000	26	17,335	46	30,670
7	4,667	27	18,002	47	31,337
8	5,334	28	18,669	48	32,003
9	6,001	29	19,335	49	32,670
10	6,667	30	20,002	50	33,337
11	7,334	31	20,669	51	34,004
12	8,001	32	21,336	52	34,670
13	8,668	33	22,002	53	35,337
14	9,334	34	22,669	54	36,004
15	10,001	35	23,336	55	36,671
16	10,668	36	24,003	56	37,337
17	11,335	37	24,669	57	38,004
18	12,001	38	25,336	58	38,671
19	12,668	39	26,003	59	39,338
20	13,335	40	26,670	60	40,004