inch (in) → millimeter (mm)
1 in = 25.4 mm · ⇄ millimeter (mm) → inch (in)
Enter a valid value for the selected unit
All units in this category
| Converted Value | ||
|---|---|---|
| pixel (CSS) | px | — |
| point | pt | — |
| pica | pc | — |
| em (16 px) | em | — |
| inch | in | — |
| millimeter | mm | — |
| centimeter | cm | — |
| Q (quarter-millimeter) | Q | — |
| twip | twip | — |
| Didot point | dd | — |
| cicero | cc | — |
Conversion Formula & Definition
mm = in × 25.4
1 inch (in) = 25.4 millimeter (mm).
Popular Conversions (Typography & Screen)
Quick Conversion Reference Table: inch (in) → millimeter (mm)
| inch (in) | millimeter (mm) |
|---|---|
| 0.1 in | 2.54 mm |
| 0.5 in | 12.7 mm |
| 1 in | 25.4 mm |
| 2 in | 50.8 mm |
| 5 in | 127 mm |
| 10 in | 254 mm |
| 20 in | 508 mm |
| 50 in | 1,270 mm |
| 100 in | 2,540 mm |
| 250 in | 6,350 mm |
| 500 in | 12,700 mm |
| 1,000 in | 25,400 mm |