FromcupUK
ToflozUK

Cup (UK) to Fluid Ounce (UK) Converter

Unit Converter

Instant · Precise · Universal

THEME
cup (UK)

47 units available

6 categories total

How to Convert Cup (UK) to Fluid Ounce (UK)

To mL: multiply by 284.131. To US cups: multiply by 1.201. To liters: multiply by 0.284131.

1 UK cup = 10 UK fl oz = 1/2 UK pint = 284.131 mL ≈ 1.2 US cups.

For example, 1 Cup (UK) (cup (UK)) = 10 Fluid Ounce (UK) (fl oz (UK)).

Cup (UK) to Fluid Ounce (UK) — Common Values

Cup (UK) (cup (UK))Fluid Ounce (UK) (fl oz (UK))
0.11
0.55
110
220
550
10100
25250
50500
1001000
5005000
100010000

About Cup (UK) (cup (UK))

Definition

The UK (imperial) cup is a unit of volume equal to 10 UK fluid ounces, or approximately 284.131 milliliters.

Mathematical Relationship

1 UK cup = 10 UK fl oz = 1/2 UK pint = 284.131 mL ≈ 1.2 US cups.

Conversion Formula

To mL: multiply by 284.131. To US cups: multiply by 1.201. To liters: multiply by 0.284131.

Practical Applications

Older British cookbooks, some Commonwealth recipes (especially pre-metric era), and traditional baking.

Interesting Facts

The UK cup is 20% larger than the US cup. A recipe calling for 1 UK cup actually requires about 1.2 US cups.

Common Mistakes

Using a US cup measure for a UK recipe — the 20% difference can ruin baked goods. Check the recipe's origin.

Educational Tips

UK kitchens rarely use cups now — most British recipes specify grams and mL. If you see 'cups' in a UK recipe, it's 284 mL.

About Fluid Ounce (UK) (fl oz (UK))

Definition

The UK fluid ounce is a unit of liquid volume equal to 1/160 of an imperial gallon, or approximately 28.413 milliliters.

Mathematical Relationship

1 UK fl oz = 1/20 UK pt = 1/160 UK gal ≈ 28.4131 mL. It is about 4% smaller than a US fluid ounce.

Conversion Formula

To mL: multiply by 28.4131. To US fl oz: multiply by 0.96076. To UK pints: divide by 20.

Practical Applications

Older UK recipes, some beverage labels in Commonwealth countries, and traditional pharmaceutical dosing.

Interesting Facts

Paradoxically, the UK fluid ounce is smaller than the US fluid ounce (28.41 vs. 29.57 mL), even though UK pints and gallons are larger.

Common Mistakes

Assuming UK and US fluid ounces are the same — they differ by about 4%. This seems small but accumulates in recipes.

Educational Tips

UK fl oz ≈ 28.4 mL, US fl oz ≈ 29.6 mL. The UK has more fl oz per pint (20) vs. US (16), but each UK fl oz is smaller.

Frequently Asked Questions

How do I convert Cup (UK) to Fluid Ounce (UK)?
To mL: multiply by 284.131. To US cups: multiply by 1.201. To liters: multiply by 0.284131.
What is 1 Cup (UK) in Fluid Ounce (UK)?
1 Cup (UK) (cup (UK)) = 10 Fluid Ounce (UK) (fl oz (UK)).
What is a Cup (UK)?
The UK (imperial) cup is a unit of volume equal to 10 UK fluid ounces, or approximately 284.131 milliliters.
What is a Fluid Ounce (UK)?
The UK fluid ounce is a unit of liquid volume equal to 1/160 of an imperial gallon, or approximately 28.413 milliliters.
Where is Cup (UK) used in everyday life?
Older British cookbooks, some Commonwealth recipes (especially pre-metric era), and traditional baking.
What are common mistakes when converting Cup (UK)?
Using a US cup measure for a UK recipe — the 20% difference can ruin baked goods. Check the recipe's origin.

Other Volume Conversions

Convert Cup (UK) to All Volume Units

UntangleTools
UntangleTools
UntangleTools

UntangleTools

© 2026 UntangleTools. All Rights Reserved.