How to use it
- Enter mass and select its unit.
- Enter a volume greater than zero and select its unit.
- Calculate to compare density in three common unit systems.
Density Calculator
Calculate density from mass and volume with common metric and imperial outputs.
Important: This calculator is for educational and estimation purposes only. It is not engineering, safety, operational, or professional advice. Always consult a qualified professional for real-world applications.
About the Density Calculator
This calculator divides mass by volume after converting both values to SI base units.
Formula and logic
Density equals mass ÷ volume. The calculation first uses kilograms and cubic meters, then converts the result.
Example
A mass of 1 kg occupying 1 liter has a density of 1,000 kg/m³, equal to 1 g/cm³.
Notes
Measured density can vary with temperature, pressure, composition, porosity and measurement method.