Inches to Millimeters Converter
1 inch = 25.4 millimeters
Answer
⇄ Swap: convert millimeters to inches1 in = 25.4 mm
How to convert inches to millimeters
millimeters = inches × 25.4
Example: 10 inches = 254 millimeters. Type any value above to get an instant answer, or use the chart below for common amounts.
Inches to millimeters chart
| Inches (in) | Millimeters (mm) |
|---|---|
| 1 | 25.4 |
| 2 | 50.8 |
| 3 | 76.2 |
| 5 | 127 |
| 10 | 254 |
| 15 | 381 |
| 20 | 508 |
| 25 | 635 |
| 50 | 1,270 |
| 75 | 1,905 |
| 100 | 2,540 |
| 250 | 6,350 |
| 500 | 12,700 |
| 1,000 | 25,400 |