Quart (US) to Fluid Ounce (UK) Converter
Unit Converter
Instant · Precise · Universal
47 units available
6 categories total
How to Convert Quart (US) to Fluid Ounce (UK)
To liters: multiply by 0.946353. To mL: multiply by 946.353. To UK quarts: multiply by 0.832674.
1 US qt = 2 US pt = 4 US cups = 32 US fl oz = 1/4 US gallon ≈ 946.353 mL.
For example, 1 Quart (US) (qt (US)) = 33.30696739 Fluid Ounce (UK) (fl oz (UK)).
Quart (US) to Fluid Ounce (UK) — Common Values
| Quart (US) (qt (US)) | Fluid Ounce (UK) (fl oz (UK)) |
|---|---|
| 0.1 | 3.330696739 |
| 0.5 | 16.65348369 |
| 1 | 33.30696739 |
| 2 | 66.61393477 |
| 5 | 166.5348369 |
| 10 | 333.0696739 |
| 25 | 832.6741846 |
| 50 | 1665.348369 |
| 100 | 3330.696739 |
| 500 | 16653.48369 |
| 1000 | 33306.96739 |
About Quart (US) (qt (US))
Definition
The US liquid quart is a unit of volume equal to 32 US fluid ounces, or approximately 946.353 milliliters.
Mathematical Relationship
1 US qt = 2 US pt = 4 US cups = 32 US fl oz = 1/4 US gallon ≈ 946.353 mL.
Conversion Formula
To liters: multiply by 0.946353. To mL: multiply by 946.353. To UK quarts: multiply by 0.832674.
Practical Applications
Buying motor oil (sold by the quart), milk containers, paint coverage calculations, and cooking large recipes.
Interesting Facts
A US quart is slightly less than 1 liter (946 mL vs. 1,000 mL). Saying 'a quart is about a liter' is a useful rough approximation.
Common Mistakes
Assuming a quart equals a liter — it's close but 5.4% smaller. When substituting in recipes, this error accumulates.
Educational Tips
A quart is roughly a liter. 'Quart' comes from 'quarter' — it's 1/4 gallon. Chain: 4 cups → 2 pints → 1 quart → 1/4 gallon.
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.