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Online Calculators & Tools

Inches to Millimeters Converter

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in
mm
m
mm

How to convert inches to millimeters

1 inch is equal to 25.4 millimeters:

1″ = 25.4mm

The distance d in millimeters (mm) is equal to the distance d in inches (″) times 25.4:

d(mm) = d(inch) × 25.4

How many inches in a millimeter

One millimeter is equal to 0.03937 inches:

1mm = 1mm / 25.4mm/in = 0.03937in

How many millimeters in an inch

One inch is equal to 25.4 millimeters:

1in = 25.4mm/in × 1in = 25.4mm

How to convert 10 inches to millimeterss

Multiply 10 inches by 25.4 to get millimeters:

10in = 25.4mm/in × 10in = 254mm

Inches to millimeters conversion table

Inches (")Millimeters (mm)
0.01 ″0.254000 mm
1/64 ″0.396875 mm
1/32 ″0.793750 mm
1/16 ″1.587500 mm
0.1 ″2.540000 mm
1/8 ″3.175 mm
1/4 ″6.35 mm
1/2 ″12.7 mm
1 ″25.4 mm
2 ″50.8 mm
3 ″76.2 mm
4 ″101.6 mm
5 ″127.0 mm
6 ″152.4 mm
7 ″177.8 mm
8 ″203.2 mm
9 ″228.6 mm
10 ″ 254.0 mm
20 ″508.0 mm
30 ″762.0 mm
40 ″1016.0 mm
50 ″1270.0 mm
60 ″1524.0 mm
70 ″1778.0 mm
80 ″2032.0 mm
90 ″2286.0 mm
100 ″2540.0 mm

 

mm to inches