inches to centimeters
1 inch (in) equals 2.54 centimeters (cm). Type a value into either box below for an instant two-way conversion. For other units, use the full unit converter.
Chinese version: 英寸转厘米
Conversion factor
1 in = 2.54 cm
Reverse: 1 cm = 0.3937 in
in to cm conversion table
| in | cm | Detail |
|---|---|---|
| 1 | 2.54 | 1 in to cm |
| 2 | 5.08 | 2 in to cm |
| 3 | 7.62 | 3 in to cm |
| 4 | 10.16 | 4 in to cm |
| 5 | 12.7 | 5 in to cm |
| 6 | 15.24 | 6 in to cm |
| 7 | 17.78 | 7 in to cm |
| 8 | 20.32 | 8 in to cm |
| 9 | 22.86 | 9 in to cm |
| 10 | 25.4 | 10 in to cm |
| 12 | 30.48 | 12 in to cm |
| 20 | 50.8 | 20 in to cm |
| 24 | 60.96 | 24 in to cm |
| 25 | 63.5 | 25 in to cm |
| 30 | 76.2 | 30 in to cm |
| 32 | 81.28 | 32 in to cm |
| 40 | 101.6 | 40 in to cm |
| 50 | 127 | 50 in to cm |
| 55 | 139.7 | 55 in to cm |
| 60 | 152.4 | 60 in to cm |
| 65 | 165.1 | 65 in to cm |
| 70 | 177.8 | 70 in to cm |
| 80 | 203.2 | 80 in to cm |
| 90 | 228.6 | 90 in to cm |
| 100 | 254 | 100 in to cm |
| 150 | 381 | 150 in to cm |
| 200 | 508 | 200 in to cm |
| 250 | 635 | 250 in to cm |
| 300 | 762 | 300 in to cm |
| 400 | 1,016 | 400 in to cm |
| 500 | 1,270 | 500 in to cm |
| 600 | 1,524 | 600 in to cm |
| 700 | 1,778 | 700 in to cm |
| 800 | 2,032 | 800 in to cm |
| 900 | 2,286 | 900 in to cm |
| 1,000 | 2,540 | 1,000 in to cm |
| 1,500 | 3,810 | 1,500 in to cm |
| 2,000 | 5,080 | 2,000 in to cm |
| 2,500 | 6,350 | 2,500 in to cm |
| 5,000 | 12,700 | 5,000 in to cm |
How to convert
To convert inches to centimeters, multiply: cm = in × 2.54
To convert centimeters to inches, divide: in = cm ÷ 2.54 (equivalently × 0.3937).
Example: 1 inch × 2.54 = 2.54 centimeters. The factor is derived from the international definition of each unit; results are shown to 4 significant figures.
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Disclaimer: conversion factors are derived from international unit definitions and results are for reference only. For trade settlement, engineering or legal documents, follow the contract or official metrology standards.