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cm to Inches Converter

Convert centimeters to inches: 1 cm = 0.3937 inches. Instant conversion for screen sizes, clothing and height, with a full reference table.

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1 m = 3.281 ft = 39.37 in = 100 cm · 1 km = 0.621 mi · 1 li = 500 m · 1 zhang = 10/3 m

Value

From

0.393701Inch (in)

1 Centimeter (cm) = 0.393701 Inch (in) · 1 Inch (in) = 2.540000 Centimeter (cm)

All conversions

Common scenarios

Conversion steps

1Unit relation: 1 厘米 (cm) = 0.393701 英寸 (in)
2Substitute: 1.000000 × 0.393701
3Result: 1.000000 厘米 (cm) = 0.393701 英寸 (in)

Order-of-magnitude scale

Fingernail

One step

One floor

Football field

Mt. Everest

Beijing–Shanghai HSR

≈ 1.00 × Fingernail

Quick reference

1 km	1000 m
1 m	100 cm
1 ft	0.3048 m
1 in	2.54 cm
1 mi	1.609 km
1 nmi	1.852 km
1 ly	9.461×10¹⁵ m

Home renovation, overseas clothing sizes and running distances are the top three use cases. When mixing imperial and metric, convert everything to meters first to avoid errors.

Frequently Asked Questions

How many inches is 1 cm?▼

1 cm = 0.3937 inches. 1 inch = exactly 2.54 cm. 170 cm is about 66.9 inches (5 ft 7 in).

How do I use the Length Converter?▼

Open the page and fill in the input fields — results update automatically. Meter, cm, km, inch, foot, nautical mile.

Are the results accurate?▼

Yes. Standard formulas and conversion factors are used and verified.

Is it free? Do I need to sign up?▼

Completely free. No registration, login or download required.

Does it work on mobile?▼

Yes. The responsive design works on phones, tablets and desktops.

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This is a dedicated variant of the Length Converter, pre-configured for this scenario with tailored FAQs.