cm to Inches Converter
Free online cm to inches converter. Instantly convert centimeters to inches with formula, conversion table, and step-by-step examples.
Reviewed by UnitKick Editorial Team · Last updated
Conversion Table
| Centimeter (cm) | Inch (in) |
|---|---|
| 1 | 0.3937 |
| 5 | 1.9685 |
| 10 | 3.937 |
| 30 | 11.811 |
| 50 | 19.685 |
| 100 | 39.37 |
How to Convert Centimeter to Inch
To convert centimeter to inch, use the following formula:
inches = centimeters × 0.393701
Example: Convert 1 cm to in:
1 cm = 0.3937 in
When to Use This CM to IN Converter
Use this centimeters to inches converter when dimensions are listed in metric but you need an imperial measurement.
- Comparing furniture, screens, clothes, or product dimensions.
- Translating craft, sewing, and DIY measurements.
- Checking international specifications before buying or building.
The formula: inches = centimeters × 0.393701
Practical example: The centimeter-to-inch relationship is exact through 1 inch = 2.54 centimeters.
Free Online Conversion Steps
Step 1: enter your CM value. Step 2: read the IN result.
This online converter is free. It shows the answer, formula, and common values.
Unit Conversion Formula
inches = centimeters × 0.393701.
Keep extra digits while you calculate. Round only your final answer.
Unit Type and Name
CM and IN are units in the length & distance category.
Use the full converter name when you need a clear source: cm to Inches Converter.
HTTPS Privacy Note
UnitKick loads over HTTPS. The conversion runs in your browser. Your value is not sent to a login form.
Accuracy and Rounding Notes
Metric and imperial length conversions use exact standards where available, such as 1 inch = 2.54 centimeters.
Round only at the final step when a cut, layout, or specification needs a practical measurement.
Measurement Standards
UnitKick checks key formulas against public measurement sources. NIST provides guidance in the United States. BIPM maintains the SI unit reference.