Millimeter to Inch Converter

How to Convert Millimeters to Inches

To convert from millimeters to inches, use the following factor:

1 Millimeter = 25.4 Inch

Example:

15 millimeters = 15 × 25.4 Inch = 381 Inch


Millimeter to Inch Conversion Table

Millimeter0.01
Inch0.254
Millimeter0.1
Inch2.54
Millimeter1
Inch25.4
Millimeter2
Inch50.8
Millimeter5
Inch127
Millimeter10
Inch254
Millimeter20
Inch508
Millimeter50
Inch1,270
Millimeter100
Inch2,540
Millimeter1,000
Inch25,400

Millimeter Definition

A unit of length equal to one thousandth of a meter.

History/Origin

The 'milli' prefix denotes one thousandth.

Current Use

Used for small-scale measurements, such as in engineering.

Inch Definition

A unit of length in the imperial and US customary systems, equal to 2.54 centimeters.

History/Origin

Derived from the Latin 'uncia' (one-twelfth), referring to one-twelfth of a Roman foot.

Current Use

Primarily used in the United States, Canada, and the UK.

Submit Feedback