centimeters to inches
1 centimeter (cm) equals 0.3937 inches (in). Type a value into either box below for an instant two-way conversion. For other units, use the full unit converter.
Chinese version: 厘米转英寸
Conversion factor
1 cm = 0.3937 in
Reverse: 1 in = 2.54 cm
cm to in conversion table
| cm | in | Detail |
|---|---|---|
| 1 | 0.3937 | 1 cm to in |
| 2 | 0.7874 | 2 cm to in |
| 3 | 1.181 | 3 cm to in |
| 4 | 1.575 | 4 cm to in |
| 5 | 1.969 | 5 cm to in |
| 6 | 2.362 | 6 cm to in |
| 7 | 2.756 | 7 cm to in |
| 8 | 3.15 | 8 cm to in |
| 9 | 3.543 | 9 cm to in |
| 10 | 3.937 | 10 cm to in |
| 15 | 5.906 | 15 cm to in |
| 20 | 7.874 | 20 cm to in |
| 25 | 9.843 | 25 cm to in |
| 30 | 11.81 | 30 cm to in |
| 40 | 15.75 | 40 cm to in |
| 50 | 19.69 | 50 cm to in |
| 60 | 23.62 | 60 cm to in |
| 70 | 27.56 | 70 cm to in |
| 80 | 31.5 | 80 cm to in |
| 90 | 35.43 | 90 cm to in |
| 100 | 39.37 | 100 cm to in |
| 150 | 59.06 | 150 cm to in |
| 170 | 66.93 | 170 cm to in |
| 180 | 70.87 | 180 cm to in |
| 200 | 78.74 | 200 cm to in |
| 250 | 98.43 | 250 cm to in |
| 300 | 118.11 | 300 cm to in |
| 400 | 157.48 | 400 cm to in |
| 500 | 196.85 | 500 cm to in |
| 600 | 236.22 | 600 cm to in |
| 700 | 275.59 | 700 cm to in |
| 800 | 314.96 | 800 cm to in |
| 900 | 354.33 | 900 cm to in |
| 1,000 | 393.7 | 1,000 cm to in |
| 1,500 | 590.55 | 1,500 cm to in |
| 2,000 | 787.4 | 2,000 cm to in |
| 2,500 | 984.25 | 2,500 cm to in |
| 5,000 | 1,968.5 | 5,000 cm to in |
How to convert
To convert centimeters to inches, multiply: in = cm × 0.3937
To convert inches to centimeters, divide: cm = in ÷ 0.3937 (equivalently × 2.54).
Example: 170 centimeter × 0.3937 = 66.93 inches. 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.