1 mm
10 mm
25.4 mm
100 mm
Millimeters (mm) and inches (in) are units of length measurement used in different systems:
To convert millimeters to inches:
Inches = Millimeters ÷ 25.4
To convert inches to millimeters:
Millimeters = Inches × 25.4
Millimeters are commonly used in:
Inches are commonly used in:
Type your measurement in millimeters in the input field.
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0 mm
0 inches
This conversion is based on the standard ratio: 1 inch = 25.4 millimeters
| Millimeters (mm) | Inches (in) | Millimeters (mm) | Inches (in) |
|---|---|---|---|
| 40.0 mm | 1.5748 in | 42.5 mm | 1.6732 in |
| 40.1 mm | 1.5787 in | 42.6 mm | 1.6772 in |
| 40.2 mm | 1.5827 in | 42.7 mm | 1.6811 in |
| 40.3 mm | 1.5866 in | 42.8 mm | 1.6850 in |
| 40.4 mm | 1.5906 in | 42.9 mm | 1.6890 in |
| 40.5 mm | 1.5945 in | 43.0 mm | 1.6929 in |
| 40.6 mm | 1.5984 in | 43.1 mm | 1.6969 in |
| 40.7 mm | 1.6024 in | 43.2 mm | 1.7008 in |
| 40.8 mm | 1.6063 in | 43.3 mm | 1.7047 in |
| 40.9 mm | 1.6102 in | 43.4 mm | 1.7087 in |
| 41.0 mm | 1.6142 in | 43.5 mm | 1.7126 in |
| 41.1 mm | 1.6181 in | 43.6 mm | 1.7165 in |
| 41.2 mm | 1.6220 in | 43.7 mm | 1.7205 in |
| 41.3 mm | 1.6260 in | 43.8 mm | 1.7244 in |
| 41.4 mm | 1.6299 in | 43.9 mm | 1.7283 in |
| 41.5 mm | 1.6339 in | 44.0 mm | 1.7323 in |
| 41.6 mm | 1.6378 in | 44.1 mm | 1.7362 in |
| 41.7 mm | 1.6417 in | 44.2 mm | 1.7402 in |
| 41.8 mm | 1.6457 in | 44.3 mm | 1.7441 in |
| 41.9 mm | 1.6496 in | 44.4 mm | 1.7480 in |
| 42.0 mm | 1.6535 in | 44.5 mm | 1.7520 in |
| 42.1 mm | 1.6575 in | 44.6 mm | 1.7559 in |
| 42.2 mm | 1.6614 in | 44.7 mm | 1.7598 in |
| 42.3 mm | 1.6654 in | 44.8 mm | 1.7638 in |
| 42.4 mm | 1.6693 in | 44.9 mm | 1.7677 in |