Unit category
Length Converter
Metric, imperial, and distance conversions built from exact meter-based definitions.
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Popular length conversions
Small parts9 converters
mm to fractional inchesFor drill bits, fasteners, workshop measurements, and specs that use inch fractions.fractional inches to mmFor drill bits, fasteners, workshop measurements, and inch-fraction specs.mm to inches1 mm = 0.03937 ininches to mm1 in = 25.4 mmmm to cm1 mm = 0.1 cmcm to mm1 cm = 10 mmmm to mils1 mm = 39.3701 milmils to mm1 mil = 0.0254 mmmicrometers to mm1 um = 0.001 mm
Height12 converters
cm to feet and inchesBest for human height, forms, sports profiles, and passport-style measurements.meters to feet and inchesFor height, room dimensions, product specs, and plans that need feet plus inches.mm to feet and inchesFor plans, product dimensions, and height measurements written in millimeters.feet and inches to cmConvert height written as feet plus inches into centimeters.feet and inches to metersConvert mixed imperial height into meters for forms, sports profiles, and medical records.feet and inches to mmConvert feet plus inches into millimeters for drawings, specs, and fabrication.cm to feet1 cm = 0.03281 ftfeet to cm1 ft = 30.48 cmfeet to inches1 ft = 12 ininches to feet1 in = 0.08333 ftmeters to feet1 m = 3.2808 ftfeet to meters1 ft = 0.3048 m
Metric6 converters
Distance8 converters
More converters23 converters
cm to inches1 cm = 0.3937 ininches to cm1 in = 2.54 cmmeters to inches1 m = 39.3701 ininches to meters1 in = 0.0254 mfeet to yards1 ft = 0.33333 ydinches to yards1 in = 0.02778 ydyards to feet1 yd = 3 ftmm to micrometers1 mm = 1,000 ummils to inches1 mil = 0.001 ininches to mils1 in = 1,000 milkm to meters1 km = 1,000 mmeters to km1 m = 0.001 kmkm to cm1 km = 100,000 cmcm to km1 cm = 1e-5 kmkm to mm1 km = 1,000,000 mmmm to km1 mm = 1e-6 kmyards to inches1 yd = 36 ininches to miles1 in = 1.57828e-5 mimiles to inches1 mi = 63,360 inyards to miles1 yd = 0.000568 mimiles to yards1 mi = 1,760 ydnautical miles to miles1 nmi = 1.1508 mimiles to nautical miles1 mi = 0.86898 nmi
Units included
| Unit | Symbol | Value in meter |
|---|---|---|
| nanometer | nm | 1e-9 |
| micrometer | um | 0.000001 |
| millimeter | mm | 0.001 |
| centimeter | cm | 0.01 |
| meter | m | 1 |
| kilometer | km | 1,000 |
| mil | mil | 0.0000254 |
| inch | in | 0.0254 |
| foot | ft | 0.3048 |
| yard | yd | 0.9144 |
| mile | mi | 1,609.344 |
| nautical mile | nmi | 1,852 |