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Inches to Centimeters

Type in either box. The formula, a table and every other unit are below.

Other units

How to convert

1 in = 2.54 cm

cm = in × 2.54

Example: 10 in = 25.4 cm

Quick mental math. Multiply by 2.5. 4 inches is about 10 cm (10.16 exactly).

Inches to Centimeters table

InchesCentimeters
1 in2.54 cm
2 in5.08 cm
5 in12.7 cm
10 in25.4 cm
20 in50.8 cm
25 in63.5 cm
50 in127 cm
100 in254 cm
500 in1270 cm
1000 in2540 cm