1 mm to inches conversion

Millimeters (mm)

Inches (in)

0 inches

1 mm

10 mm

25.4 mm

100 mm

Millimeters (mm) and inches (in) are units of length measurement used in different systems:

Millimeter: A metric unit equal to one-thousandth of a meter.
Inch: An imperial and US customary unit of length, equal to 25.4 millimeters.

To convert millimeters to inches:

Inches = Millimeters ÷ 25.4

To convert inches to millimeters:

Millimeters = Inches × 25.4

Millimeters are commonly used in:

Inches are commonly used in:

Type your measurement in millimeters in the input field.

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Millimeters (mm)	Inches (in)	Millimeters (mm)	Inches (in)
1.0 mm	0.0394 in	3.5 mm	0.1378 in
1.1 mm	0.0433 in	3.6 mm	0.1417 in
1.2 mm	0.0472 in	3.7 mm	0.1457 in
1.3 mm	0.0512 in	3.8 mm	0.1496 in
1.4 mm	0.0551 in	3.9 mm	0.1535 in
1.5 mm	0.0591 in	4.0 mm	0.1575 in
1.6 mm	0.0630 in	4.1 mm	0.1614 in
1.7 mm	0.0669 in	4.2 mm	0.1654 in
1.8 mm	0.0709 in	4.3 mm	0.1693 in
1.9 mm	0.0748 in	4.4 mm	0.1732 in
2.0 mm	0.0787 in	4.5 mm	0.1772 in
2.1 mm	0.0827 in	4.6 mm	0.1811 in
2.2 mm	0.0866 in	4.7 mm	0.1850 in
2.3 mm	0.0906 in	4.8 mm	0.1890 in
2.4 mm	0.0945 in	4.9 mm	0.1929 in
2.5 mm	0.0984 in	5.0 mm	0.1969 in
2.6 mm	0.1024 in	5.1 mm	0.2008 in
2.7 mm	0.1063 in	5.2 mm	0.2047 in
2.8 mm	0.1102 in	5.3 mm	0.2087 in
2.9 mm	0.1142 in	5.4 mm	0.2126 in
3.0 mm	0.1181 in	5.5 mm	0.2165 in
3.1 mm	0.1220 in	5.6 mm	0.2205 in
3.2 mm	0.1260 in	5.7 mm	0.2244 in
3.3 mm	0.1299 in	5.8 mm	0.2283 in
3.4 mm	0.1339 in	5.9 mm	0.2323 in