How do I calculate cubic meters?
Multiply length, width, and height in meters.
Cubic Meter Calculator
Calculate rectangular volume in cubic meters and see useful metric and imperial equivalents.
Enter dimensions in meters
Enter the length, width, and height of a rectangular space.
About this converter
How to use Cubic Meter Calculator, plus the formulas and logic behind the results.
Tool description
A cubic meter is the volume of a cube one meter on each side. This tool also reports liters and cubic feet.
How to use
- Measure length in meters.
- Enter width and height in meters.
- Select Calculate.
- Review m³, liters, and ft³.
Formulas & reference
m³ = length × width × heightliters = m³ × 1,000ft³ = m³ × 35.31466672
Quick reference
- m³ = length × width × height
- liters = m³ × 1,000
- ft³ = m³ × 35.31466672
Calculation logic
Dimensions are multiplied for cubic meters; the result is multiplied by 1,000 for liters and 35.31466672 for cubic feet.
Results use standard stated conversion factors and may be rounded for display.
Cubic Meter Calculator FAQ
Common questions about this conversion and how to interpret the result.
How many liters are in one cubic meter?
There are exactly 1,000 liters in 1 m³.
How many cubic feet are in a cubic meter?
One cubic meter is about 35.3147 cubic feet.
Can dimensions contain decimals?
Yes. Decimal meter measurements are accepted.
Can this calculate a cylinder?
No. This formula is for rectangular shapes.
Should I convert centimeters first?
Yes. Divide centimeters by 100 to enter meters.