1 in
5 in
10 in
100 in
Inches (in) and millimeters (mm) are units of length measurement used in different systems:
To convert inches to millimeters:
Millimeters = Inches × 25.4
To convert millimeters to inches:
Inches = Millimeters ÷ 25.4
Inches are commonly used in:
Millimeters are commonly used in:
0 in
0 mm
This conversion is based on the standard ratio: 1 inch = 25.4 millimeters
| Inches (in) | Millimeters (mm) | Inches (in) | Millimeters (mm) |
|---|---|---|---|
| 2.0 in | 50.8 mm | 4.5 in | 114.3 mm |
| 2.1 in | 53.3 mm | 4.6 in | 116.8 mm |
| 2.2 in | 55.9 mm | 4.7 in | 119.4 mm |
| 2.3 in | 58.4 mm | 4.8 in | 121.9 mm |
| 2.4 in | 61.0 mm | 4.9 in | 124.5 mm |
| 2.5 in | 63.5 mm | 5.0 in | 127.0 mm |
| 2.6 in | 66.0 mm | 5.1 in | 129.5 mm |
| 2.7 in | 68.6 mm | 5.2 in | 132.1 mm |
| 2.8 in | 71.1 mm | 5.3 in | 134.6 mm |
| 2.9 in | 73.7 mm | 5.4 in | 137.2 mm |
| 3.0 in | 76.2 mm | 5.5 in | 139.7 mm |
| 3.1 in | 78.7 mm | 5.6 in | 142.2 mm |
| 3.2 in | 81.3 mm | 5.7 in | 144.8 mm |
| 3.3 in | 83.8 mm | 5.8 in | 147.3 mm |
| 3.4 in | 86.4 mm | 5.9 in | 149.9 mm |
| 3.5 in | 88.9 mm | 6.0 in | 152.4 mm |
| 3.6 in | 91.4 mm | 6.1 in | 154.9 mm |
| 3.7 in | 94.0 mm | 6.2 in | 157.5 mm |
| 3.8 in | 96.5 mm | 6.3 in | 160.0 mm |
| 3.9 in | 99.1 mm | 6.4 in | 162.6 mm |
| 4.0 in | 101.6 mm | 6.5 in | 165.1 mm |
| 4.1 in | 104.1 mm | 6.6 in | 167.6 mm |
| 4.2 in | 106.7 mm | 6.7 in | 170.2 mm |
| 4.3 in | 109.2 mm | 6.8 in | 172.7 mm |
| 4.4 in | 111.8 mm | 6.9 in | 175.3 mm |