Convert centimeter to inch
1 cm = 0.3937007874 in
sig figs
1 cm = 0.394 in
1 cm in every length unit
| Planck length | 6.19e+32 lP |
| femtometer | 10,000,000,000,000 fm |
| picometer | 10,000,000,000 pm |
| bohr radius | 189,000,000 a0 |
| angstrom | 100,000,000 Å |
| nanometer | 10,000,000 nm |
| micrometer | 10,000 μm |
| thou | 394 thou |
| point | 28.3 pt |
| millimeter | 10 mm |
| pica | 2.36 pc |
| centimeter | 1 cm |
| inch | 0.394 in |
| decimeter | 0.1 dm |
| hand | 0.0984 hh |
| link | 0.0497 li |
| foot | 0.0328 ft |
| US survey foot | 0.0328 ftUS |
| yard | 0.0109 yd |
| meter | 0.01 m |
| fathom | 0.00547 ftm |
| rod | 0.00199 rd |
| chain | 0.000497 ch |
| cable length | 0.000054 cb |
| furlong | 0.0000497 fur |
| kilometer | 0.00001 km |
| mile | 0.00000621 mi |
| nautical mile | 0.0000054 nmi |
| league | 0.00000207 lea |
| megameter | 1.00e-08 Mm |
| Earth radius | 1.57e-09 REarth |
| light-second | 3.34e-11 ls |
| lunar distance | 2.60e-11 LD |
| solar radius | 1.44e-11 Rsun |
| light-minute | 5.56e-13 lmin |
| astronomical unit | 6.68e-14 AU |
| light-year | 1.06e-18 ly |
| parsec | 3.24e-19 pc |
| kiloparsec | 3.24e-22 kpc |
| megaparsec | 3.24e-25 Mpc |
| gigaparsec | 3.24e-28 Gpc |
How the conversion works
Multiply by 0.3937007874 to go from centimeter to inch, or divide by it to go back. Every conversion on this site routes through the SI value (m) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? inch to centimeter: 1 in = 2.54 cm.
centimeter to inch: common values
| 1 cm | 0.39370079 in |
| 2 cm | 0.78740157 in |
| 3 cm | 1.1811024 in |
| 5 cm | 1.9685039 in |
| 10 cm | 3.9370079 in |
| 15 cm | 5.9055118 in |
| 20 cm | 7.8740157 in |
| 25 cm | 9.8425197 in |
| 50 cm | 19.685039 in |
| 75 cm | 29.527559 in |
| 100 cm | 39.370079 in |
| 250 cm | 98.425197 in |
| 500 cm | 196.85039 in |
| 1000 cm | 393.70079 in |