Density Converter

Convert between multiple density units.

Density
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Common Benchmarks

Seawater 1025 kg/m3
Gasoline 740 kg/m3
Concrete 2400 kg/m3
Gold 19300 kg/m3
Water 1000 kg/m3
Mercury 13534 kg/m3

Frequently Asked Questions

How do you convert g/cm³ to kg/m³?

Multiply g/cm³ by 1,000 to get kg/m³.

How do you convert kg/m³ to g/cm³?

Divide kg/m³ by 1,000 to get g/cm³.

What is density?

Density is mass per unit volume. It describes how much matter is packed into a space.

What density units can I convert here?

This converter supports common units like kg/m³, g/cm³, lb/ft³, and lb/in³.

Why is water density often used as a reference?

Water is a common reference because many materials float or sink relative to it.

Is density the same as weight?

No. Density depends on both mass and volume, while weight depends on gravity.

Does density change with temperature?

Yes. Many materials change density slightly as they expand or contract with temperature.

Can I use this for material comparisons?

Yes. It helps compare material densities across unit systems.

What is the density of water?

Water is about 1,000 kg/m³ (or 1 g/mL) near 4°C. It changes slightly with temperature.

How do you convert g/mL to kg/m³?

Multiply g/mL by 1,000. For example, 1 g/mL = 1,000 kg/m³.

About Density

Density describes how much mass is contained in a given volume. It is used for material properties, process design, and fluid comparisons.

Use density conversion for material selection, quality assurance, fluid handling, and engineering simulation inputs.

Supported units
kg/m3 g/cm3 g/mL kg/L lb/ft3 lb/in3 g/L mg/m3