Inches to centimeters (in to cm)

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1 in = 2.54 cm. Type any value below to convert inches to centimeters instantly.

1 unit

1 in = 2.54 cm

Formula: cm = in × 2.54

About in to cm

Useful for TV and monitor sizes, waist and inseam measurements, and US product dimensions.

To convert, multiply the value in inches by 2.54. For example, 10 in = 25.4 cm.

Inches: exactly 2.54 cm. Centimeters: one hundredth of a meter.

Inches to centimeters conversion table

Formula: cm = in × 2.54

InchesCentimeters
0.5 in1.27 cm
1 in2.54 cm
2 in5.08 cm
3 in7.62 cm
4 in10.16 cm
5 in12.7 cm
6 in15.24 cm
8 in20.32 cm
10 in25.4 cm
12 in30.48 cm
15 in38.1 cm
24 in60.96 cm
32 in81.28 cm
36 in91.44 cm
55 in139.7 cm
65 in165.1 cm

Values rounded to 6 significant figures.

How to do it

  1. 1

    Type a value in inches in the converter above (it is preset to in → cm).

  2. 2

    Read the result instantly; tap Swap units to convert the other way.

  3. 3

    Use the table for common values or the formula cm = in × 2.54 to convert by hand.

Frequently Asked Questions

How many centimeters are in one inche?

1 in = 2.54 cm.

How do I convert inches to centimeters?

Use cm = in × 2.54. For example, 10 in = 25.4 cm.

Is the converter accurate?

It uses the exact international definitions of each unit and shows up to six significant figures.

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