Convert Inches to Millimeters

Convert Inches to Millimeters (in to mm) with our conversion calculator and conversion tables. To convert in to mm use direct conversion formula below.
in = 25.4 mm.
You also can convert Inches to other length units.

1

INCHES

=

25.4

MILLIMETERS


Use this formula to convert manually without calculator: 1 Inches / 25.4 = 1 Millimeters

Conversion table: Inches to Millimeters

IN

to

MM

1 = 25.4
2 = 50.8
3 = 76.2
4 = 101.6
5 = 127
7 = 177.8
8 = 203.2
9 = 228.6
10 = 254

MILLIMETERS

to

INCHES

1 = 0.039370078740157
2 = 0.078740157480315
3 = 0.11811023622047
4 = 0.15748031496063
5 = 0.19685039370079
7 = 0.2755905511811
8 = 0.31496062992126
9 = 0.35433070866142
10 = 0.39370078740157

Calculator

Amount:

From:

To:

1 Inches to other length units:

  • Millimeters

    25.4

  • Centimeter

    2.54

  • Decimeters

    0.254

  • Foots

    0.083333333333333

  • Yards

    0.027777777777778

  • Meters

    0.0254

  • Kilometers

    2.54E-5

  • Miles

    1.5786202610317E-5

  • Nautical miles

    1.3714902807775E-5