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Conversion Formula:
mm = cm × 10
Convert Centimeter to Millimeter (cm to mm) instantly with accurate, readable results.
Use our Length Unit Converter to quickly convert between meters, kilometers, feet, inches, miles, and more. This powerful unit conversion tool supports both metric and imperial systems, making it ideal for travel, engineering, education, and everyday use. Whether you're calculating distances or comparing measurements, our length unit conversion calculator ensures fast and accurate results every time.
From unit
Centimeter (cm) — one hundredth of a meter
Common in consumer products and human body measurements. Convenient for small dimensions in engineering, crafts, and design.
- Symbol: cm
- System: SI derived unit
- Exact relations: 1 cm = 0.01 m = 10 mm
- Imperial/US equivalents: 1 cm = 0.393700787 in (since 1 in = 2.54 cm exact)
- Typical examples: garment sizing, paper formats, device thickness
To unit
Millimeter (mm) — one thousandth of a meter
Used for precision work, machining, and rainfall depth reporting. Suitable for tolerances and tiny parts.
- Symbol: mm
- System: SI derived unit
- Exact relations: 1 mm = 0.001 m = 0.1 cm
- Imperial/US equivalents: 1 mm = 0.0393700787 in
- Typical examples: screw diameters, gasket thickness, PCB traces