To convert cubic inches to cubic centimeters, multiply by 16.387064.
The calculation uses 1 in³ = 16.387064 cm³. Results are displayed to at most 10 significant digits. Definitions can be exact while a displayed decimal is rounded. Match the displayed precision to your original measurement.
The formula
value in cm³ = value in in³ × 16.387064
in³- Input unit: cubic inches
cm³- Output unit: cubic centimeters
How to use this calculator
- Enter a value in in³.
- Multiply by the stored conversion factor.
- Read the result in cm³; divide by the same factor to convert back.
Worked examples
Worked conversion
1 in³ × 16.387064 ≈ 16.387064 cm³.
Reverse conversion
16.387064 cm³ ÷ 16.387064 ≈ 1 in³. Rounding intermediate values can change the last displayed digit.
Frequently asked questions
What factor does this converter use?
It uses 16.387064 cm³ per in³.
Why can another converter show a slightly different answer?
Check the unit convention first (such as US versus Imperial or decimal versus binary), then compare rounding. Measurement uncertainty is separate from the unit conversion.
in³ to cm³ table
| in³ | cm³ (rounded) |
|---|---|
| 0 | 0 |
| 1 | 16.387064 |
| 2 | 32.774128 |
| 5 | 81.93532 |
| 10 | 163.87064 |
| 100 | 1638.7064 |
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