cm ↔ inches converter
Convert centimetres to inches and vice versa.
1 inch equals exactly 2.54 cm (official definition since 1959). To convert cm to inches, divide by 2.54. To convert inches to cm, multiply by 2.54. Our tool handles the three most useful conversions: cm to inches, inches to cm, and height in cm to feet/inches.
The imperial system is still used in the US and UK for clothing (waist in inches, height in feet/inches), TVs (diagonal in inches), and tools (fasteners). Mastering the conversion is useful when shopping online on US sites.
Conversion table
| cm | inches | feet + inches |
|---|---|---|
| 150 | 59.1" | 4' 11" |
| 155 | 61.0" | 5' 1" |
| 160 | 63.0" | 5' 3" |
| 165 | 65.0" | 5' 5" |
| 170 | 66.9" | 5' 7" |
| 175 | 68.9" | 5' 9" |
| 180 | 70.9" | 5' 11" |
| 185 | 72.8" | 6' 1" |
| 190 | 74.8" | 6' 3" |
| 195 | 76.8" | 6' 5" |
Frequently asked questions
What's the exact conversion formula?
1 inch = 2.54 cm exactly. cm to inches: divide by 2.54. Inches to cm: multiply by 2.54. For height in feet: 1 foot = 12 inches = 30.48 cm. 5'10" = 5×12+10 = 70 inches = 177.8 cm.
How do I write 5 feet 10 inches?
Notation: 5'10" (apostrophe for feet, double quote for inches). Also: 5 ft 10 in. In Europe: 1m78. Our tool handles both.
Why are TVs sized in inches?
Historical convention from US and Asian manufacturers. The diagonal in inches became the world standard. To convert: 50" screen = 50 × 2.54 = 127 cm diagonal (about 110 × 62 cm for a 16:9).
How many metres in a thousand inches?
1000 inches = 25.4 m. But 1 mile = 1760 yards = 5280 feet = 1609.344 m. Do not confuse inches and mile.