Cup (UK) to Cup (US) Converter
Unit Converter
Instant · Precise · Universal
47 units available
6 categories total
How to Convert Cup (UK) to Cup (US)
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)) = 1.200949926 Cup (US) (cup (US)).
Cup (UK) to Cup (US) — Common Values
| Cup (UK) (cup (UK)) | Cup (US) (cup (US)) |
|---|---|
| 0.1 | 0.1200949926 |
| 0.5 | 0.6004749628 |
| 1 | 1.200949926 |
| 2 | 2.401899851 |
| 5 | 6.004749628 |
| 10 | 12.00949926 |
| 25 | 30.02374814 |
| 50 | 60.04749628 |
| 100 | 120.0949926 |
| 500 | 600.4749628 |
| 1000 | 1200.949926 |
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 Cup (US) (cup (US))
Definition
The US cup is a unit of culinary volume equal to 8 US fluid ounces, or approximately 236.588 milliliters.
Mathematical Relationship
1 US cup = 8 US fl oz = 16 US tbsp = 48 US tsp = 1/2 US pint ≈ 236.588 mL.
Conversion Formula
To mL: multiply by 236.588. To liters: multiply by 0.236588. To UK cups: multiply by 0.832674.
Practical Applications
Measuring flour, sugar, milk, water, and other cooking ingredients. Standard in every American cookbok and food label.
Interesting Facts
The US cup, metric cup (250 mL), and Japanese cup (200 mL) are all different sizes — international recipes can be confusing!
Common Mistakes
Using a coffee mug as a 'cup' — mugs range from 200–350 mL. Always use a calibrated measuring cup for accuracy.
Educational Tips
Key conversions: 1 cup = 16 tbsp = 8 fl oz = 1/2 pint. For metric: 1 cup ≈ 240 mL (close enough for cooking).