How to convert inches to centimeters
Inches and Centimeters both measure length, so converting is a single multiplication. One in equals 2.54 cm, so you multiply your inches value by 2.54.
Formula: centimeters = inches × 2.54. For example, 10 in = 25.4 cm.
Inches to Centimeters conversion table
| Inches (in) | Centimeters (cm) |
|---|---|
| 1 | 2.54 |
| 2 | 5.08 |
| 5 | 12.7 |
| 10 | 25.4 |
| 25 | 63.5 |
| 50 | 127 |
| 100 | 254 |
| 1,000 | 2,540 |
Inches and Centimeters explained
Inches (in): An imperial unit equal to exactly 2.54 cm, used for screens, print and DIY.
Centimeters (cm): One-hundredth of a metre, common for body measurements, paper sizes and everyday lengths.
When you'd convert inches to centimeters
You'll convert inches to centimeters whenever a measurement is given in one unit but you need it in the other — comparing inches and centimeters figures across regions, following a recipe or spec, or double-checking a number. Because 1 in is exactly 2.54 cm, the result is precise every time.
Frequently asked questions
How many centimeters are in a inche?
One in equals 2.54 cm. Multiply your inches figure by 2.54 to get centimeters.
What is the formula to convert inches to centimeters?
centimeters = inches × 2.54. The factor 2.54 is exact.
What is 2 inches in centimeters?
2 in = 5.08 cm. You can enter any value in the converter above to get an instant result.
Is this Inches to Centimeters converter accurate?
Yes. It uses the standard conversion factor (1 in = 2.54 cm) defined by BIPM — SI Brochure (definition of the metre), so results are exact to several decimal places.