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Conversion Formula:
Convert Centimeter to Inch (cm to in) 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.
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
Inch (in) — Imperial/US unit defined exactly as 25.4 millimeters
Standard in manufacturing and consumer specs in the US, including displays and lumber. Defined metrically for exact conversions.
- Symbol: in
- System: Imperial/US customary
- Exact relations: 1 in = 25.4 mm = 2.54 cm = 0.0254 m (exact)
- Other relations: 12 in = 1 ft, 36 in = 1 yd
- Typical examples: screen sizes, pipe/nominal lumber sizes, drill bits