Inch to Metric Unit Converter
Effortlessly translate measurements from the imperial system (inches) to the metric system with our powerful and user-friendly online tool. Whether you’re undertaking a DIY project, completing academic work, or need precise measurements for professional tasks, this calculator provides instant and accurate conversions to centimeters (cm), millimeters (mm), decimeters (dm), and meters (m). Simply enter a value in inches to see its metric equivalents in a fraction of a second.
Enter a value above to see the results.
Understanding the Conversion
Converting between inches and centimeters is a common requirement when bridging the gap between the imperial system, widely used in the United States, and the metric system, which is the standard for most of the world. The key to this conversion is a single, precise value.
The Fundamental Formula
The internationally accepted standard for converting inches to centimeters is based on the following relationship:
1 inch = 2.54 centimeters
To convert any value from inches to centimeters, you simply multiply the number of inches by 2.54. The formula is:
Distance in cm = (Distance in inches) × 2.54
Inches to Centimeters Conversion Chart
For quick reference, here is a comprehensive list of common inch values converted to their centimeter equivalents.
| Inches (in or “) | Centimeters (cm) |
|---|---|
| 1/8″ | 0.3175 cm |
| 1/4″ | 0.635 cm |
| 1/2″ | 1.27 cm |
| 1″ | 2.54 cm |
| 2″ | 5.08 cm |
| 3″ | 7.62 cm |
| 4″ | 10.16 cm |
| 5″ | 12.70 cm |
| 6″ | 15.24 cm |
| 7″ | 17.78 cm |
| 8″ | 20.32 cm |
| 9″ | 22.86 cm |
| 10″ | 25.40 cm |
| 12″ (1 ft) | 30.48 cm |
| 20″ | 50.80 cm |
| 30″ | 76.20 cm |
| 36″ (1 yd) | 91.44 cm |
| 50″ | 127.00 cm |
| 100″ | 254.00 cm |