Cm to Inches Converter

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Convert quickly and easily between centimeters (cm) and inches (in) using our conversion tool. Our converter gives the option to see results in fractions of an inch. You can also use our reference chart of common conversions Here's what else is on this page...

How to convert cm to inches

The formula for converting centimeters to inches is:

Inches = cm ÷ 2.54

To convert cm to inches, divide your cm figure by 2.54 or multiply it by 0.3937. There are 2.54 cm in 1 inch.

Example conversion

Example: Mabel has a step length of 60cm and wants to convert it into inches. She calculates as follows:

Inches = 60 ÷ 2.54

Mabel's step length measures 23.6".

Note that if you want to include feet within your calculation, you can convert cm to feet and inches here.

Cm to inches chart

Cm to inches Cm to inches
1 cm = 0.3937 in 11 cm = 4.3307 in
2 cm = 0.7874 in 12 cm = 4.7244 in
3 cm = 1.1811 in 13 cm = 5.1181 in
4 cm = 1.5748 in 14 cm = 5.5118 in
5 cm = 1.9685 in 15 cm = 5.9055 in
6 cm = 2.3622 in 16 cm = 6.2992 in
7 cm = 2.7559 in 17 cm = 6.6929 in
8 cm = 3.1496 in 18 cm = 7.0866 in
9 cm = 3.5433 in 19 cm = 7.4803 in
10 cm = 3.937 in 20 cm = 7.874 in
Cm to inches Cm to inches
25 cm = 9.8425 in 95 cm = 37.4016 in
30 cm = 11.811 in 100 cm = 39.3701 in
35 cm = 13.7795 in 105 cm = 41.3386 in
40 cm = 15.748 in 110 cm = 43.3071 in
45 cm = 17.7165 in 115 cm = 45.2756 in
50 cm = 19.685 in 120 cm = 47.2441 in
55 cm = 21.6535 in 125 cm = 49.2126 in
60 cm = 23.622 in 130 cm = 51.1811 in
65 cm = 25.5906 in 135 cm = 53.1496 in
70 cm = 27.5591 in 140 cm = 55.1181 in
75 cm = 29.5276 in 145 cm = 57.0866 in
80 cm = 31.4961 in 150 cm = 59.0551 in
85 cm = 33.4646 in 155 cm = 61.0236 in
90 cm = 35.4331 in 160 cm = 62.9921 in

Note that conversions in the above charts are rounded to a maximum of 4 decimal places. We have individual pages for 175cm to feet and 180cm to feet.

How many inches are in 30 cm?

30 cm is equal to 11.811 inches. You can calculate this by dividing 30 by 2.54, as there are 2.54 cm in an inch.

How many inches are in 40 cm?

40 cm is equal to 15.748 inches. This calculation can be achieved by dividing the 40 cm figure by 2.54, or multiplying it by 0.3937.

Metric and imperial units

The Centimeter (British spelling 'centimetre') is a metric unit of length, distance or height. By contrast, the inch is an imperial measurement, still commonly used in the United States and United Kingdom.

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Calculator by Alastair Hazell Last updated: January 27, 2023