Length Converter
The Length Converter helps convert distances and dimensions between common units such as millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles. It is useful for measurements in construction, education, travel, engineering, crafts, shopping, and everyday tasks.
Different countries and industries use different length units. A converter makes it easier to compare measurements without repeatedly looking up conversion factors.
Quick Answer: Common Length Conversions
1 meter = 100 centimeters = 1,000 millimeters
1 inch = 2.54 centimeters and 1 foot = 0.3048 meters.
How Length Conversion Works
Length units are related by fixed conversion factors. Metric units are based on powers of ten, making conversions such as meters to centimeters or millimeters straightforward. Imperial and US customary units use different relationships, so a fixed factor is needed.
Common Length Conversion Formulas
- cm to mm: centimeters Γ 10
- m to cm: meters Γ 100
- m to mm: meters Γ 1,000
- km to m: kilometers Γ 1,000
- inches to cm: inches Γ 2.54
- feet to meters: feet Γ 0.3048
- yards to meters: yards Γ 0.9144
- miles to kilometers: miles Γ 1.609344
How to Use the Length Converter
- Select the input length unit.
- Enter the measurement.
- Select the unit you want to convert to.
- Read the converted value.
Worked Examples
2 meters to centimeters: 2 Γ 100 = 200 cm.
5 kilometers to meters: 5 Γ 1,000 = 5,000 m.
10 inches to centimeters: 10 Γ 2.54 = 25.4 cm.
6 feet to meters: 6 Γ 0.3048 = 1.8288 m.
Common Length Conversion Table
| Measurement | Equivalent |
|---|---|
| 1 cm | 10 mm |
| 1 m | 100 cm |
| 1 m | 1,000 mm |
| 1 km | 1,000 m |
| 1 inch | 2.54 cm |
| 1 foot | 0.3048 m |
| 1 mile | 1.609344 km |
Tips for Accurate Length Conversions
Always check both the starting and target units before calculating. When converting between metric units, pay attention to whether you are moving to a larger or smaller unit. For mixed-unit projects, keep enough decimal places until the final measurement is rounded.