Inch to Milimeter (in/mm) Converter
1 in = 25.4 mm
1 inch (in) is equal to 25.4 milimeter (mm).
You can find other numbers that are automatically calculated according to the formula in the table below. See other units for more length conversions.
inch to milimeter conversion table
| in | mm | short |
|---|---|---|
| 1 | 25.4 | 25.40 |
| 2 | 50.8 | 50.80 |
| 3 | 76.2 | 76.20 |
| 4 | 101.6 | 101.60 |
| 5 | 127 | 127.00 |
| 6 | 152.4 | 152.40 |
| 7 | 177.8 | 177.80 |
| 8 | 203.2 | 203.20 |
| 9 | 228.6 | 228.60 |
| 10 | 254 | 254.00 |
| 15 | 381 | 381.00 |
| 20 | 508 | 508.00 |
| 25 | 635 | 635.00 |
| 30 | 762 | 762.00 |
| 35 | 889 | 889.00 |
| 40 | 1016 | 1016.00 |
| 45 | 1143 | 1143.00 |
| 50 | 1270 | 1270.00 |
| 55 | 1397 | 1397.00 |
| 60 | 1524 | 1524.00 |
| 65 | 1651 | 1651.00 |
| 70 | 1778 | 1778.00 |
| 75 | 1905 | 1905.00 |
| 80 | 2032 | 2032.00 |
| 85 | 2159 | 2159.00 |
| 90 | 2286 | 2286.00 |
| 95 | 2413 | 2413.00 |
| 100 | 2540 | 2540.00 |
| 150 | 3810 | 3810.00 |
| 200 | 5080 | 5080.00 |
| 250 | 6350 | 6350.00 |
| 300 | 7620 | 7620.00 |
| 350 | 8890 | 8890.00 |
| 400 | 10160 | 10160.00 |
| 450 | 11430 | 11430.00 |
| 500 | 12700 | 12700.00 |
| 550 | 13970 | 13970.00 |
| 600 | 15240 | 15240.00 |
| 650 | 16510 | 16510.00 |
| 700 | 17780 | 17780.00 |
| 750 | 19050 | 19050.00 |
| 800 | 20320 | 20320.00 |
| 850 | 21590 | 21590.00 |
| 900 | 22860 | 22860.00 |
| 950 | 24130 | 24130.00 |
| 1000 | 25400 | 25400.00 |