Inches to CM

Convert between inches and centimeters with a conversion table.

Enter a length in inches to convert it to centimeters.

25.4 cm

1 inch equals exactly 2.54 centimeters.

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Converted Centimeters

25.4 cm

Original Inches

10 in

Conversion Factor

2.54

1 in = 2.54 cm

Millimeters

254 mm

Conversion Insights

10 inches equals exactly 25.4 centimeters.

1 inch equals exactly 2.54 centimeters.

Centimeters are metric, while inches are imperial/US customary.

For quick estimates, multiply inches by about 2.5.

What Inches and Centimeters Measure

Inches and centimeters both measure length and distance.

Inches are common in US customary and imperial systems, while centimeters are part of the metric system used widely around the world.

Both units are used for clothing, screens, furniture, school measurements, tools, and DIY projects.

Inches vs Centimeters

Inches

  • • Imperial and US customary
  • • 12 inches = 1 foot
  • • Larger than centimeters

Centimeters

  • • Metric system
  • • 100 centimeters = 1 meter
  • • Smaller everyday unit

Common Inch-to-Centimeter Examples

InchesCentimeters
1 in2.54 cm
2 in5.08 cm
5 in12.7 cm
10 in25.4 cm
12 in30.48 cm
24 in60.96 cm
36 in91.44 cm
40 in101.6 cm
100 in254 cm

Shopping, DIY, and Measurement Use Cases

Product dimensions
Furniture measurements
Screen sizes
Clothing measurements
School homework
DIY and home improvement
Craft projects
Sewing and tailoring
International conversions

Formula Explanation

Centimeters = Inches × 2.54

Inches = Centimeters ÷ 2.54

Millimeters = Inches × 25.4

Meters = Inches × 0.0254

The number 2.54 is the exact centimeter equivalent of one inch.

Results may be rounded for readability, but additional decimal places may help for technical measurements.

Frequently Asked Questions

There are exactly 2.54 centimeters in 1 inch.