Millimeters to Inches Conversion Calculator

Convert millimeters to inches with this calculator. Simply enter the value in millimeters and get the equivalent in inches.

Input Parameters

Calculation Results

Calculation Results

Calculation Formula

1 inch = 25.4 millimeters

To convert millimeters to inches, use the formula:
inches = millimeters ÷ 25.4

Millimeters to Inches Conversion Calculator Usage Guide

Learn how to use the Millimeters to Inches Conversion Calculator and understand the conversion principle.

How to Use This Calculator

  1. Enter the length value in millimeters (mm) in the input field.
  2. Click the "Calculate" button to convert the value to inches.
  3. The converted value in inches will be displayed in the result field.
  4. If you want to start over, click the "Reset" button to clear all input fields.

Understanding the Conversion

The calculator converts millimeters to inches using the standard conversion factor:

  • 1 inch = 25.4 millimeters
  • Therefore, to convert millimeters to inches, you divide the millimeter value by 25.4.

Example

If you want to convert 100 millimeters to inches:

100 mm ÷ 25.4 = 3.9370079 inches

Applications

This conversion is useful in various fields including:

  • Engineering and manufacturing
  • Construction
  • Science and research
  • Everyday measurements when working with both metric and imperial systems