How to use the chart
Find the inch measurement in the left column and read its centimeter equivalent in the right column.
When a value is not shown, calculate it using:
The Inches to Centimeters Converter can calculate any whole, decimal, or fractional value.
Inches to centimeters chart: 1 to 20 inches
| Inches | Centimeters |
|---|---|
| 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 |
| 7 in | 17.78 cm |
| 8 in | 20.32 cm |
| 9 in | 22.86 cm |
| 10 in | 25.4 cm |
| 11 in | 27.94 cm |
| 12 in | 30.48 cm |
| 13 in | 33.02 cm |
| 14 in | 35.56 cm |
| 15 in | 38.1 cm |
| 16 in | 40.64 cm |
| 17 in | 43.18 cm |
| 18 in | 45.72 cm |
| 19 in | 48.26 cm |
| 20 in | 50.8 cm |
Inches to centimeters chart: 21 to 50 inches
| Inches | Centimeters |
|---|---|
| 21 in | 53.34 cm |
| 22 in | 55.88 cm |
| 23 in | 58.42 cm |
| 24 in | 60.96 cm |
| 25 in | 63.5 cm |
| 26 in | 66.04 cm |
| 27 in | 68.58 cm |
| 28 in | 71.12 cm |
| 29 in | 73.66 cm |
| 30 in | 76.2 cm |
| 32 in | 81.28 cm |
| 34 in | 86.36 cm |
| 36 in | 91.44 cm |
| 38 in | 96.52 cm |
| 40 in | 101.6 cm |
| 42 in | 106.68 cm |
| 44 in | 111.76 cm |
| 46 in | 116.84 cm |
| 48 in | 121.92 cm |
| 50 in | 127 cm |
Inches to centimeters chart: 55 to 100 inches
| Inches | Centimeters |
|---|---|
| 55 in | 139.7 cm |
| 60 in | 152.4 cm |
| 65 in | 165.1 cm |
| 70 in | 177.8 cm |
| 72 in | 182.88 cm |
| 75 in | 190.5 cm |
| 80 in | 203.2 cm |
| 84 in | 213.36 cm |
| 85 in | 215.9 cm |
| 90 in | 228.6 cm |
| 96 in | 243.84 cm |
| 100 in | 254 cm |
Fractional inches to centimeters chart
| Fractional inch | Decimal inch | Centimeters |
|---|---|---|
| 1/16 in | 0.0625 in | 0.15875 cm |
| 1/8 in | 0.125 in | 0.3175 cm |
| 3/16 in | 0.1875 in | 0.47625 cm |
| 1/4 in | 0.25 in | 0.635 cm |
| 5/16 in | 0.3125 in | 0.79375 cm |
| 3/8 in | 0.375 in | 0.9525 cm |
| 7/16 in | 0.4375 in | 1.11125 cm |
| 1/2 in | 0.5 in | 1.27 cm |
| 9/16 in | 0.5625 in | 1.42875 cm |
| 5/8 in | 0.625 in | 1.5875 cm |
| 11/16 in | 0.6875 in | 1.74625 cm |
| 3/4 in | 0.75 in | 1.905 cm |
| 13/16 in | 0.8125 in | 2.06375 cm |
| 7/8 in | 0.875 in | 2.2225 cm |
| 15/16 in | 0.9375 in | 2.38125 cm |
Decimal inches to centimeters chart
| Decimal inches | Centimeters |
|---|---|
| 0.1 in | 0.254 cm |
| 0.2 in | 0.508 cm |
| 0.25 in | 0.635 cm |
| 0.5 in | 1.27 cm |
| 0.75 in | 1.905 cm |
| 1.25 in | 3.175 cm |
| 1.5 in | 3.81 cm |
| 2.5 in | 6.35 cm |
| 3.5 in | 8.89 cm |
| 5.5 in | 13.97 cm |
| 7.5 in | 19.05 cm |
| 10.5 in | 26.67 cm |
How chart values are calculated
Each result is calculated by multiplying the inch measurement by exactly 2.54.
Example: calculate 35 inches
35 x 2.54 = 88.9
35 inches = 88.9 centimetersExample: calculate 62 inches
62 x 2.54 = 157.48
62 inches = 157.48 centimetersChart accuracy and rounding
The 2.54 conversion factor is exact. Values in the chart are exact unless the original inch measurement itself was approximate.
A product described as 24 inches wide may use a rounded marketing measurement. The mathematical equivalent of exactly 24 inches is 60.96 centimeters, but the physical product may vary slightly.
Use the manufacturer's detailed specifications when checking fit, compatibility, or installation clearance.
When a chart is useful
A chart is useful when you need to:
- compare several common measurements quickly;
- check a calculator result;
- convert standard product sizes;
- review common fractions;
- understand the approximate metric scale of inch values.
Use the calculator instead when the measurement contains an unusual decimal, a mixed fraction, or a value not listed in the chart.
Common chart mistakes
Using the nearest whole-inch row
A measurement of 24.5 inches should not use the 24-inch or 25-inch chart entry. Convert the actual decimal value.
Confusing centimeters with millimeters
One centimeter equals 10 millimeters. For example, 2.54 centimeters equals 25.4 millimeters.
Ignoring the original measurement type
A screen measurement may describe a diagonal, while a table listing may describe width, depth, and height.
Assuming every commercial size is exact
Product labels may be rounded even when the chart conversion is mathematically exact.
Related inches to centimeters guides
Frequently asked questions
What is the formula used in an inches-to-centimeters chart?
Each inch value is multiplied by exactly 2.54 to calculate centimeters.
How many centimeters is 50 inches?
Fifty inches is exactly 127 centimeters.
How many centimeters is 100 inches?
One hundred inches is exactly 254 centimeters.
Can I use the chart for decimal and fractional inches?
Yes, when the exact decimal or fraction appears in the chart. Otherwise, use the converter to calculate the specific value.