Length Converter
Convert centimeters, inches, feet, meters, miles and more.
In other units
- Micrometers
- 10,000 µm
- Millimeters
- 10 mm
- Meters
- 0.01 m
- Kilometers
- 0.00001 km
- Inches
- 0.3937007874 in
- Feet
- 0.032808399 ft
- Yards
- 0.010936133 yd
- Miles
- 0.0000062137 mi
- Nautical miles
- 0.0000053996 nmi
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Common conversions
| cm | in |
|---|---|
| 1 | 0.393701 |
| 2 | 0.787402 |
| 5 | 1.9685 |
| 10 | 3.93701 |
| 20 | 7.87402 |
| 50 | 19.685 |
| 100 | 39.3701 |
| 1,000 | 393.701 |
| in | cm |
|---|---|
| 1 | 2.54 |
| 2 | 5.08 |
| 5 | 12.7 |
| 10 | 25.4 |
| 20 | 50.8 |
| 50 | 127 |
| 100 | 254 |
| 1,000 | 2,540 |
| m | ft |
|---|---|
| 1 | 3.28084 |
| 2 | 6.56168 |
| 5 | 16.4042 |
| 10 | 32.8084 |
| 20 | 65.6168 |
| 50 | 164.042 |
| 100 | 328.084 |
| 1,000 | 3,280.84 |
| ft | m |
|---|---|
| 1 | 0.3048 |
| 2 | 0.6096 |
| 5 | 1.524 |
| 10 | 3.048 |
| 20 | 6.096 |
| 50 | 15.24 |
| 100 | 30.48 |
| 1,000 | 304.8 |
| km | mi |
|---|---|
| 1 | 0.621371 |
| 2 | 1.24274 |
| 5 | 3.10686 |
| 10 | 6.21371 |
| 20 | 12.4274 |
| 50 | 31.0686 |
| 100 | 62.1371 |
| 1,000 | 621.371 |
| mi | km |
|---|---|
| 1 | 1.60934 |
| 2 | 3.21869 |
| 5 | 8.04672 |
| 10 | 16.0934 |
| 20 | 32.1869 |
| 50 | 80.4672 |
| 100 | 160.934 |
| 1,000 | 1,609.34 |
Questions
How many centimeters are in an inch?
Exactly 2.54. The inch has been defined as 25.4 mm since 1959, so 10 inches is 25.4 cm and 1 cm is about 0.3937 inches.
How do I convert my height in feet and inches to centimeters?
Turn it into inches first, then multiply by 2.54. 5 ft 10 in is 5 × 12 + 10 = 70 inches, and 70 × 2.54 = 177.8 cm.
How long is a mile in kilometers?
A mile is exactly 1.609344 km (5,280 feet). A kilometer is about 0.6214 miles, so 10 km is about 6.2 miles.
What is a nautical mile?
Exactly 1,852 meters, about 1.15 ordinary miles. It is used at sea and in aviation, where speeds are given in knots: nautical miles per hour.
Is it free? Do I need an account?
It is free to use and there is nothing to sign up for. There are no watermarks and no daily limits.
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