Cubic Feet to Cubic Meters Converter
1 cubic foot (ft³) = 0.0283168 m³. A 10×10×8 ft room = 800 ft³ = 22.65 m³ for HVAC calculations.
Inverse conversion
1 cubic meter (m³) = 35.3147 cubic feet (ft³). A 33 m³ shipping container holds about 1,165 ft³.
Formula
Formula
m³ = ft³ × 0.0283168
Worked example
A storage room of 500 ft³: 500 × 0.0283168 = 14.158 m³.
Quick reference table
| ft³ | m³ |
|---|---|
| 1 | 0.028317 |
| 5 | 0.141584 |
| 10 | 0.283168 |
| 50 | 1.415842 |
| 100 | 2.831685 |
| 500 | 14.158423 |
| 1000 | 28.316847 |
| 5000 | 141.584233 |
Unit definitions
Cubic Foot (ft³)
The cubic foot (ft³) = the volume of a cube with 1-foot sides = 0.028316846592 m³ exactly.
Cubic Meter (m³)
The cubic meter (m³) is the SI volume unit. 1 m³ = 1,000 liters = 35.315 ft³.
Common use cases
- Shipping and freight volume (CBM vs CFT)
- HVAC: airflow and ductwork sizing
- Natural gas billing (CCF and MCF to m³)
- Concrete and excavation volumes