CM to Inches Converter
Convert centimeters to inches instantly. Precise cm to in calculator with formula and common size examples.
Common conversions
Result
— in
Conversion formula: multiply by 0.393700787402 (cm → in)
Related conversions
Need another unit? Open the full Unit Converter for every category.
About Centimeter to Inch
Quick answer: 1 cm = 0.393701 in. Conversion formula: multiply by 0.393700787402 (cm → in).
Why convert centimeter to inch?
Clothing sizes, screen diagonals, and product specs frequently list both centimeters and inches. Instant conversion helps shoppers and designers compare accurately.
How to use this converter:
1. Confirm the From unit is Centimeter (cm) and To is Inch (in).
2. Enter any number — the result updates instantly.
3. Edit either field for bidirectional conversion, adjust precision, or tap Swap.
4. Copy the result when you need it in a report, label, or spreadsheet.
Common use cases:
- Apparel and body measurements
- Monitor and TV screen sizes
- Craft, sewing, and DIY projects
Example conversions
| Centimeter | Inch |
|---|---|
| 1 cm | 0.393701 in |
| 2 cm | 0.787402 in |
| 5 cm | 1.968504 in |
| 10 cm | 3.937008 in |
| 15 cm | 5.905512 in |
| 20 cm | 7.874016 in |
| 25 cm | 9.84252 in |
| 30 cm | 11.811024 in |
| 40 cm | 15.748031 in |
| 50 cm | 19.685039 in |
| 60 cm | 23.622047 in |
| 80 cm | 31.496063 in |
| 100 cm | 39.370079 in |
| 120 cm | 47.244094 in |
| 150 cm | 59.055118 in |
| 200 cm | 78.740157 in |
Frequently Asked Questions
How do you convert Centimeter to Inch?
Multiply the centimeter value by the conversion factor. Formula: multiply by 0.393700787402 (cm → in). Example: 1 cm = 0.393701 in.
How many inch are in 1 centimeter?
1 cm = 0.3937007874 in.
Is this converter accurate enough for professional use?
Yes. Linear conversions use internationally defined exact factors (SI and customary). Temperature uses exact scale relationships. Always confirm critical safety, medical, or legal measurements against your governing standard or instrument calibration.
Does conversion happen in my browser?
Yes. Values are converted locally in your browser. No account is required and your numbers are not uploaded to a server.
Can I convert Inch back to Centimeter?
Yes — use the Swap control in the converter, or open the dedicated Inches to CM page.
What is 10 cm in inches?
10 cm is exactly 3.937 inches.
What is 15 cm in inches?
15 cm is equal to 5.906 inches.
What is 30 cm in inches?
30 cm is roughly 11.81 inches, which is almost exactly 1 foot.