No ads, no sign-upChecked 2026-08-25

Millimetres to inches

Result

0.039370

Result: 0.039370

1 mm = 0.0393701 in

Millimetre to Inch

prints complete
1 mm
0.03937 in
2 mm
0.07874 in
3 mm
0.11811 in
4 mm
0.15748 in
5 mm
0.19685 in
6 mm
0.23622 in
7 mm
0.275591 in
8 mm
0.314961 in
9 mm
0.354331 in
10 mm
0.393701 in
11 mm
0.433071 in
12 mm
0.472441 in
13 mm
0.511811 in
14 mm
0.551181 in
15 mm
0.590551 in
16 mm
0.629921 in

Other pairs in this converter

Inches to centimetres1 in = 2.54 cmCentimetres to inches1 cm = 0.393701 inFeet to metres1 ft = 0.3048 mMetres to feet1 m = 3.28084 ftMiles to kilometres1 mi = 1.609344 kmKilometres to miles1 km = 0.621371 miYards to metres1 yd = 0.9144 m

The formula, the full unit table and what the numbers assume are on the Length Converter page — they are the same for every pair, so they live in one place.

Worked examples

Questions

How many in are in 1 mm?

1 mm = 0.0393701 in

And how many mm is 1 in?

1 in = 25.400000 mm

Sources and last check

  1. nist.gov

Information, not professional advice.