100 mm to inches conversion

mm
in

Result

0 inches
Common Conversions

1 mm

0.0394 in

10 mm

0.3937 in

25.4 mm

1 in

100 mm

3.937 in
About Millimeters and Inches

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.
Conversion Formula

To convert millimeters to inches:

Inches = Millimeters ÷ 25.4

To convert inches to millimeters:

Millimeters = Inches × 25.4
Common Uses

Millimeters are commonly used in:

  • Technical drawings
  • Engineering
  • Scientific measurements
  • European manufacturing

Inches are commonly used in:

  • Construction (US)
  • Woodworking
  • Screen sizes
  • US manufacturing
How to Use This Converter
1
Enter Value

Type your measurement in millimeters in the input field.

2
Click Convert

Press the convert button or simply start typing - the result will update automatically.

3
Get Result

Your result will appear instantly. Use the copy button to copy the result.

4
Additional Features
  • Use the swap button to switch between mm to inches and inches to mm
  • Click reset to clear all values
  • Reference the conversion table below for common values
Detailed Results
Input Value

0 mm

Converted Value

0 inches

Additional Information

This conversion is based on the standard ratio: 1 inch = 25.4 millimeters

Conversion Table (100 - 105 mm)
Millimeters (mm) Inches (in) Millimeters (mm) Inches (in)
100.0 mm 3.9370 in 102.5 mm 4.0354 in
100.1 mm 3.9409 in 102.6 mm 4.0394 in
100.2 mm 3.9449 in 102.7 mm 4.0433 in
100.3 mm 3.9488 in 102.8 mm 4.0472 in
100.4 mm 3.9528 in 102.9 mm 4.0512 in
100.5 mm 3.9567 in 103.0 mm 4.0551 in
100.6 mm 3.9606 in 103.1 mm 4.0591 in
100.7 mm 3.9646 in 103.2 mm 4.0630 in
100.8 mm 3.9685 in 103.3 mm 4.0669 in
100.9 mm 3.9724 in 103.4 mm 4.0709 in
101.0 mm 3.9764 in 103.5 mm 4.0748 in
101.1 mm 3.9803 in 103.6 mm 4.0787 in
101.2 mm 3.9843 in 103.7 mm 4.0827 in
101.3 mm 3.9882 in 103.8 mm 4.0866 in
101.4 mm 3.9921 in 103.9 mm 4.0906 in
101.5 mm 3.9961 in 104.0 mm 4.0945 in
101.6 mm 4.0000 in 104.1 mm 4.0984 in
101.7 mm 4.0039 in 104.2 mm 4.1024 in
101.8 mm 4.0079 in 104.3 mm 4.1063 in
101.9 mm 4.0118 in 104.4 mm 4.1102 in
102.0 mm 4.0157 in 104.5 mm 4.1142 in
102.1 mm 4.0197 in 104.6 mm 4.1181 in
102.2 mm 4.0236 in 104.7 mm 4.1220 in
102.3 mm 4.0276 in 104.8 mm 4.1260 in
102.4 mm 4.0315 in 104.9 mm 4.1299 in