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MM to Inches Converter
Convert millimetres to inches instantly. Type a value below — the result updates as you type.
How to convert mm to inches
One inch is defined as exactly 25.4 millimetres. To convert, divide the number of millimetres by 25.4:
inches = millimetres ÷ 25.4
For example, 100 mm ÷ 25.4 = 3.937 inches.
MM to inches conversion table
| Millimetres | Inches |
|---|---|
| 1 mm | 0.0394 in |
| 5 mm | 0.1969 in |
| 10 mm | 0.3937 in |
| 25 mm | 0.9843 in |
| 50 mm | 1.9685 in |
| 100 mm | 3.9370 in |
| 300 mm | 11.811 in |
| 1000 mm | 39.370 in |