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1 cm in inches

1 cm = 0.39 inches

1 cm ÷ 2.54 = 0.393701 in. 1 inch is exactly 2.54 cm.

Open 1 cm in the cm to inches converter

1 centimeters in other forms

Decimal inches0.3937 in
Nearest 1/16 inch3/8 in
Nearest 1/64 inch25/64 in
Feet and inches0.39 in (less than a foot)
Centimeters1 cm
Millimeters and meters10 mm · 0.01 m

In words: 1 centimeter is 0.39 inches.

Reading 0.394 inches on a tape measure

Tape marked inNearest markOff by
1/8 in3/8 in0.47 mm
1/16 in3/8 in0.47 mm
1/32 in13/32 in0.32 mm

Nearby values

CentimetersInchesFeet and inches
1 cm0.39 in3/8 in
2 cm0.79 in13/16 in
3 cm1.18 in1 3/16 in
4 cm1.57 in1 9/16 in
5 cm1.97 in1 15/16 in
6 cm2.36 in2 3/8 in

How it's calculated

Since 1959 the inch has been defined as exactly 2.54 centimeters, so the conversion itself is exact: 1 cm ÷ 2.54 = 0.393701 in. The fractions above are rounded to the nearest mark, and feet and inches split the total at 12 inches per foot.

For any other value, use the cm to inches converter.