Template:Convert/list of units/length/SI

gigametre Gm Gm US spelling: gigameter
1.0 Gm (620,000 mi)
megametre Mm Mm US spelling: megameter
1.0 Mm (620 mi)
kilometre km km US spelling: kilometer
1.0 km (0.62 mi)
  • km mi
hectometre hm hm US spelling: hectometer
1.0 hm (330 ft)
decametre dam dam US spelling: dekameter
1.0 dam (33 ft)
metre m m US spelling: meter
1.0 m (3 ftin)
  • m ft (m foot)
decimetre dm dm US spelling: decimeter
1.0 dm (3.9 in)
centimetre cm cm US spelling: centimeter
1.0 cm (0.39 in)
  • cm in
millimetre mm mm US spelling: millimeter
1.0 mm (0.039 in)
  • mm in
micrometre μm
(um, micrometre)
μm US spelling: micrometer
1.0 μm (3.9×10−5 in)


nanometre nm nm US spelling: nanometer
1.0 nm (3.9×10−8 in)