1 cm to inch

Convert 1 centimeters to inches — result, formula and a quick reference table.

Result
1 cm = 0.3937 inch

Formula

inches = centimeters ÷ 2.54
1 ÷ 2.54 = 0.3937

1 centimeter equals 0.3937 inches, so 1 cm = 0.3937 inch.

Quick conversion table

1 cm = 0.3937 inch
2 cm = 0.7874 inch
3 cm = 1.1811 inch
4 cm = 1.5748 inch
5 cm = 1.9685 inch
6 cm = 2.3622 inch

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About this conversion

1 cm to inch converts to 0.3937 inch. 1 centimeter equals 0.3937 inches, so 1 cm = 0.3937 inch.

To convert any value, use the formula inches = centimeters ÷ 2.54. For other amounts, see the quick table above or open the full unit converter.

FAQ

How many inch is 1 cm?
1 centimeters equals 0.3937 inches (1 cm = 0.3937 inch).
How do you convert 1 cm to inch?
Use inches = centimeters ÷ 2.54. So 1 ÷ 2.54 = 0.3937.
Is the 1 cm to inch result exact?
It is rounded to 4 decimal places using the standard conversion factor, which is accurate for everyday and most technical use.