CM to Inches Converter
Convert centimeters to inches instantly — accurate, easy to use, free
The Answer
Quick Answer: How to Convert CM to Inches
1 centimeter equals 0.3937 inches. To convert cm to inches, divide the centimeter value by 2.54. This works because 1 inch equals exactly 2.54 centimeters by international standard.
Common examples: 10 cm = 3.94 inches, 20 cm = 7.87 inches, 30 cm = 11.81 inches, 100 cm = 39.37 inches.
How Many Inches in a CM?
There are 0.3937 inches in 1 centimeter. To convert any centimeter measurement to inches, divide by 2.54 (or multiply by 0.3937). The centimeter-to-inches conversion is mathematically exact because 1 inch equals exactly 2.54 centimeters.
The Exact Value
1 cm = 0.393701 inches
1 cm = 10 millimeters
1 cm = 0.01 meters
1 cm = 0.0328 feet
How to Convert CM to Inches
Converting cm to inches uses simple division:
Step-by-Step
- Take your centimeter value
- Divide by 2.54
- Result is decimal inches
Example Calculations
Convert 15 cm to inches:
Convert 30 cm to inches:
Convert 100 cm to inches:
CM to Inches Conversion Chart
| Centimeters | Inches | Feet |
|---|---|---|
| 1 cm | 0.3937″ | 0.0328 ft |
| 2 cm | 0.7874″ | 0.0656 ft |
| 5 cm | 1.9685″ | 0.1640 ft |
| 10 cm | 3.9370″ | 0.3281 ft |
| 15 cm | 5.9055″ | 0.4921 ft |
| 20 cm | 7.8740″ | 0.6562 ft |
| 25 cm | 9.8425″ | 0.8202 ft |
| 30 cm | 11.811″ | 0.9843 ft |
| 40 cm | 15.748″ | 1.3123 ft |
| 50 cm | 19.685″ | 1.6404 ft |
| 60 cm | 23.622″ | 1.9685 ft |
| 75 cm | 29.528″ | 2.4606 ft |
| 100 cm (1 m) | 39.370″ | 3.2808 ft |
| 150 cm | 59.055″ | 4.9213 ft |
| 170 cm | 66.929″ | 5.5774 ft |
| 180 cm | 70.866″ | 5.9055 ft |
| 200 cm (2 m) | 78.740″ | 6.5617 ft |
Common Uses for CM to Inches Conversion
Clothing and Fashion Sizes
Converting cm to inches is essential when shopping for international clothing. European and Asian brands use centimeters while US brands use inches. Common measurements: chest, waist, hips, inseam.
Body Measurements (Height)
Height conversions between cm and feet+inches are common. 170 cm = 5’7″, 180 cm = 5’11”, 190 cm = 6’3″. Many height charts convert cm to inches for international users.
TV and Screen Sizes
Screen sizes for TVs, monitors, and phones are usually measured diagonally in inches, but physical dimensions are often in cm. Converting helps compare product specifications.
Furniture and Home Decor
IKEA and other international furniture makers use centimeters. Converting to inches helps US shoppers understand actual dimensions.
Photography and Printing
Print sizes, frame dimensions, and photo paper are often listed in cm internationally but inches in the US. Common conversions needed for prints.
Education and Science
Students converting between metric and imperial for homework, science projects, or lab measurements frequently need to convert cm to inches.
Frequently Asked Questions: CM to Inches
How many inches is 1 cm?
1 cm equals 0.3937 inches (approximately 3/8 inch).
How many cm in an inch?
There are 2.54 cm in 1 inch. This is the exact international standard.
How do I convert cm to inches?
Divide the centimeter value by 2.54 to get inches. For example: 10 cm ÷ 2.54 = 3.937 inches.
What is 170 cm in feet and inches?
170 cm equals approximately 5’7″ (5 feet 7 inches), or 66.93 inches total.
What is 180 cm in feet?
180 cm equals approximately 5’11” (5 feet 11 inches), or 70.87 inches total.
How many cm is 5 feet?
5 feet equals approximately 152.4 cm (5 × 12 × 2.54 = 152.4 cm).
How many cm is 6 feet?
6 feet equals approximately 182.88 cm (6 × 12 × 2.54 = 182.88 cm).
Is 30 cm equal to 1 foot?
Not exactly. 30 cm equals 11.81 inches, while 1 foot is 30.48 cm (12 inches). They’re very close but not identical.
What is 100 cm in inches?
100 cm equals 39.37 inches (or 3.28 feet). 100 cm is also equal to 1 meter.