Bidirectional length conversion

Centimetres & Inches Converter (cm ⇄ inches)

1 centimetre equals 0.393701 inches, and 1 inch is exactly 2.54 centimetres. Enter either value to convert both directions instantly.

International standard: 1 inch ≡ 2.54 cm exactly

Input

Value and units

Values convert through metres before the target unit. This page does not save input.

Result

Centimetre → Inch

0.393701in

The same value in every available unit
UnitValue
Millimetre (mm)10
Centimetre (cm)1
Metre (m)0.01
Kilometre (km)0.00001
Inch (in)0.393701
Foot (ft)0.0328084
Yard (yd)0.0109361
Mile (mi)0.00000621371

Conversion basis

Standard conversion between cm and inches

1 inch is internationally defined as exactly 25.4 millimetres (2.54 centimetres). To convert cm to inches, divide by 2.54 or multiply by 0.393700787.

Commonly used for body measurements, screen display dimensions, clothing sizes, and international shipping packages.

inches = cm ÷ 2.54 | cm = inches × 2.54

FAQ

Centimetres & Inches Converter (cm ⇄ inches) · FAQ

How many inches is 1 cm?

1 cm is approximately 0.393701 inches.

How many cm is 1 inch?

1 inch is exactly 2.54 cm (25.4 mm). To convert inches to cm, simply multiply by 2.54.

How many inches is 10 cm?

10 cm is approximately 3.937 inches.

What is the formula to convert cm to inches?

Divide the value in centimetres by 2.54.