About the Density Calculator
Density, mass or volume (ρ = m/V) — with the result also in g/cm³ and lb/ft³.
Also known as: density formula, mass volume density, specific gravity, rho calculator.
How to use this calculator
- Enter solve for.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
ρ = m / V
Worked example
Using the values pre-filled in the calculator above:
- Solve for: Density
- Mass = 250 kg
- Volume = 0.25 m³
the calculator returns:
- Density: 1,000 kg/m³
- Mass: 250 kg
- Volume: 0.25 m³