Convert UK gallons to cubic feet

1 gal (UK)=0.1605ft³

Use the converter below to change any UK gallons value into cubic feet instantly — with formula, conversion table, and real-world examples.

You have

Equals

0.16054

Conversion formula

Forward

cubic feet = UK gallons × 0.1605

Reverse

UK gallons = cubic feet × 6.22884

Example: 10 gal (UK) × 0.1605 = 1.60544 ft³.

About both units

From

UK Gallon

gal (UK)

The UK imperial gallon equals 4.54609 litres exactly. Defined in 1824 as the volume of 10 pounds of water at 62 °F. Still used for fuel economy reporting in the UK and some older industrial contexts. The UK imperial gallon is about 20% larger than the US gallon.

Real-world: UK petrol sold by litre since 1995, but economy is quoted in UK mpg: a diesel car at 60 mpg (UK) uses 4.7 L/100 km.

Read full uk gallon reference →

Cubic Foot

ft³

The cubic foot equals 28.317 litres exactly. It is used in US HVAC and ventilation (CFM — cubic feet per minute), US natural gas billing, and appliance capacity (refrigerators, freezers). One cubic foot is roughly the volume of a standard shoebox times six.

Real-world: A typical US fridge is 20 cu ft (566 L). US HVAC flow rated in CFM. US residential gas billed per 100 cu ft (CCF).

Read full cubic foot reference →

UK Gallon to Cubic Foot conversion table

Common UK gallons to cubic feet values for quick reference.

UK Gallon (gal (UK))	Cubic Foot (ft³)
1 gal (UK)	0.1605 ft³
2 gal (UK)	0.3211 ft³
5 gal (UK)	0.8027 ft³
10 gal (UK)	1.60544 ft³
20 gal (UK)	3.21087 ft³
50 gal (UK)	8.02718 ft³
100 gal (UK)	16.0544 ft³
200 gal (UK)	32.1087 ft³
500 gal (UK)	80.2718 ft³
1,000 gal (UK)	160.544 ft³

Tips & common mistakes

Quick tips

1 UK gallon = 4.54609 L exactly = 160 UK fluid ounces.
1 UK gallon ≈ 1.201 US gallons.
UK mpg × 0.832 = US mpg (same car, different unit).

Avoid these

Comparing UK mpg with US mpg directly — UK figures are about 20% higher for the same car.
Using 4.5 L instead of 4.546 L for precise conversion.
Assuming modern UK car ads quote US gallons — they always use UK gallons.

Frequently asked questions

How many cubic feet in a uk gallon?

One uk gallon equals 0.1605 cubic feet.

How do I convert UK gallons to cubic feet?

Multiply the uk gallon value by 0.1605 to get the equivalent in cubic feet.

What is 100 UK gallons in cubic feet?

100 UK gallons equals 16.0544 cubic feet.

Is a uk gallon bigger than a cubic foot?

No. 1 uk gallon equals 0.1605 cubic feet, so one uk gallon is smaller.

How to convert UK gallons to cubic feet without a calculator?

Multiply by 0.16 for a quick estimate; use a calculator for precise results.

Related volume conversions

📊 See full comparison matrix →

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