1 Inches to MM

Convert 1 inches (in) to millimeters (mm) with formulas, examples, and conversion tables.

in
mm
1 inches (in) = 25.4 millimeters (mm)
Round to:
cm + mm:2 cm 5.4 mm
Step-by-Step Solution
1Write the conversion factor:
1 inch = 25.4 millimeters
2Multiply the value by the conversion factor:
1 × 25.4 = 25.4
3Result:
1 inches (in) = 25.4 millimeters (mm)
↔ MM to Inches

Inches to Millimeters Conversion Table

InchesMillimeters
1 in25.4 mm
2 in50.8 mm
3 in76.2 mm
4 in101.6 mm
5 in127 mm
10 in254 mm
20 in508 mm
50 in1270 mm
100 in2540 mm

1 Inches in Other Units

Unit1 in =
Inches to Kilometers2.54e-5 km
Inches to Meters0.0254 m
Inches to CM2.54 cm
Inches to MM25.4 mm
Inches to Micrometers25400 μm
Inches to Nanometers25400000 nm
Inches to Miles1.57828282828e-5 mi
Inches to Yards0.0277777777778 yd
Inches to Feet0.0833333333333 ft
Inches to Nautical Miles1.37149028078e-5 nmi
Inches to Fathoms0.0138888888889 ftm
Inches to Light Years2.68470563365e-18 ly
Inches to Astronomical Units1.69786096257e-13 AU
Inches to Parsecs8.23071937784e-19 pc
Inches to Angstroms254000000 Å
Inches to Planck Lengths1.57153419479e33 ℓP
Inches to Rods0.00505050505051 rd

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