Convert Inch (in) to Centimeter (cm)

1 in = 2.54 cm

Unit conversion from Inch to Centimeter. Use the reference table and formula below to convert Inch ⇄ Centimeter at a glance.

Formula: 1 in = 2.54 cm

Reference table

InchCentimeter
1 in2.54 cm
2 in5.08 cm
3 in7.62 cm
5 in12.7 cm
10 in25.4 cm
20 in50.8 cm
50 in127 cm
100 in254 cm

About this conversion

Length conversions come up for height, furniture, TV and screen sizes, DIY projects and international shopping.

Frequently asked questions

How do I convert in to cm?

Use the formula "1 in = 2.54 cm". For example, 10 in = 25.4 cm.

How many in are in 1 cm?

1 cm = 0.393701 in (the reverse Centimeter → Inch conversion).

What is the difference between metric and imperial length?

Meters, centimeters and millimeters are SI (metric) units, while inches, feet and yards are imperial units. UniCalc converts freely between the two systems.

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