Convert Inches to Millimeters

Quickly convert Inches (in) to Millimeters (mm) with our free online converter. Enter a value below to get an instant result.

25.4

Formula

1 in = 25.4 mm

To convert Inches to Millimeters, multiply the value by 25.4.

Conversion Table

Inches to Millimeters Conversion Table
Inches (in)Millimeters (mm)
0.01 in0.254 mm
0.1 in2.54 mm
0.5 in12.7 mm
1 in25.4 mm
2 in50.8 mm
3 in76.2 mm
5 in127 mm
10 in254 mm
15 in381 mm
20 in508 mm
25 in635 mm
50 in1270 mm
100 in2540 mm
250 in6350 mm
500 in12700 mm
1000 in25400 mm
2500 in63500 mm
5000 in127000 mm
10000 in254000 mm
50000 in1270000 mm

Common Inches to Millimeters Examples

Frequently Asked Questions

One Inches equals 25.4 Millimeters.

To convert Inches to Millimeters, multiply the value by 25.4.

This conversion uses the internationally recognized standard ratio. Results are accurate to the number of decimal places shown.