Cubic Feet to Cubic Metres Converter
Convert cubic feet to cubic metres — 35.315 cubic feet make one cubic metre. Results update as you type; exact factors shown.
One cubic foot is 0.0283 cubic metres — see the exact factor, not a rounded rule of thumb.
How the cubic feet to cubic metres converter works
Volumes convert through the litre (exactly 1 dm³). The US gallon is exactly 3.785411784 L (231 cubic inches); the imperial gallon is exactly 4.54609 L. A US fluid ounce is 29.5735 mL, an imperial fluid ounce 28.4131 mL; a US pint is 16 US fl oz, an imperial pint 20 imperial fl oz.
Australia is fully metric under the National Measurement Act 1960; imperial units appear only in trade with the US and in older documents.
Common volume conversions
| From | To | Units |
|---|---|---|
| 1 ft³ | 0.0283 m³ | cubic foot to cubic metres |
| 5 ft³ | 0.1416 m³ | cubic feet to cubic metres |
| 10 ft³ | 0.2832 m³ | cubic feet to cubic metres |
| 25 ft³ | 0.7079 m³ | cubic feet to cubic metres |
| 35.3147 ft³ | 1 m³ | cubic feet to cubic metres |
| 50 ft³ | 1.4158 m³ | cubic feet to cubic metres |
| 100 ft³ | 2.8317 m³ | cubic feet to cubic metres |
| 200 ft³ | 5.6634 m³ | cubic feet to cubic metres |
| 500 ft³ | 14.1584 m³ | cubic feet to cubic metres |
| 1,000 ft³ | 28.3168 m³ | cubic feet to cubic metres |
| 1,170 ft³ | 33.1307 m³ | cubic feet to cubic metres |
| 2,000 ft³ | 56.6337 m³ | cubic feet to cubic metres |
Units in this converter and their exact factors
| Unit | Symbol | One unit in litres |
|---|---|---|
| millilitre | mL | 0.001 litre |
| litre | L | 1 litre |
| cubic metre | m³ | 1,000 litre |
| teaspoon (metric) | tsp | 0.005 litre |
| tablespoon (metric) | tbsp | 0.015 litre |
| cup (metric) | cup | 0.25 litre |
| US fluid ounce | US fl oz | 0.0295735296 litre |
| US cup | US cup | 0.2365882365 litre |
| US pint | US pt | 0.473176473 litre |
| US gallon | US gal | 3.785411784 litre |
| imperial fluid ounce | imp fl oz | 0.0284130625 litre |
| imperial pint | imp pt | 0.56826125 litre |
| imperial gallon | imp gal | 4.54609 litre |
| cubic foot | ft³ | 28.316846592 litre |
FAQFrequently asked questions about volume conversion
How many cubic metres is 100 cubic feet?
2.832 m³.
Why divide by 35.3?
Because the conversion is cubed — a foot is 0.3048 m, and 0.3048³ is 0.0283.
What is a cubic foot in litres?
28.317 litres.
Where is cubic feet still used?
US construction, appliance capacity (fridges and freezers), and natural gas metering.
How do I work out a volume in cubic feet?
Multiply length, width and height, all in feet — mixing units is the usual source of error.
Where these figures come from
- BIPM — The International System of Units (SI Brochure, 9th edition) — definitions of the base and derived units.
- NIST Special Publication 811 — Guide for the Use of the International System of Units — the exact conversion factors used here.
- National Measurement Institute (NMI) — Australia's national measurement authority.
Last checked: September 2026. Conversion factors are fixed by definition and do not change with tax years or regulations.