Inches to Centimeters
Type a value in inches and see it in centimeters and every other unit
Inch
↑ ↓ step by 1 · Shift × 10 · Alt × 0.1 · or type the unit, e.g. 3 km or 5' 11"
mm
cm
m
km
in
ft
yd
mi
≈ 5.1 × an ant
For scale, an ant is about 5 mmConversions
Decimals
Metric
Millimeter
Centimeter
Meter
Kilometer
Imperial / US
Inch
Input
Foot
Feet and inches
Yard
Mile
Nautical
Nautical mile
in to cm
1 in = 2.54 cm
1 cm = 0.393701 in · cm to in
Formula: cm = in × 2.54
| Inch (in) | Centimeter (cm) |
|---|---|
| 1 in | 2.54 cm |
| 2 in | 5.08 cm |
| 3 in | 7.62 cm |
| 4 in | 10.16 cm |
| 5 in | 12.7 cm |
| 6 in | 15.24 cm |
| 10 in | 25.4 cm |
| 12 in | 30.48 cm |
| 24 in | 60.96 cm |
| 36 in | 91.44 cm |
| 48 in | 121.92 cm |
How to convert inches to centimeters
- Type the length in inches, or in feet and inches (5' 11"); it's shown in centimeters as you type.
- Read the factor and the formula below, or look up a common length in the table.
- Click a value to copy it.
Questions
How many centimeters are in an inch?
Exactly 2.54 cm, the international definition of the inch since 1959.
How big is a 55-inch TV in centimeters?
Screen sizes are diagonals: 55 in is 139.7 cm across the corners.
How do I convert feet and inches to centimeters?
Type them together, e.g. 5' 11" or 5 ft 11 in: 5 ft 11 in is 180.34 cm.
Is it accurate?
Yes, the conversion uses the exact definition of the inch.