3 US fl oz to imp fl oz — 3 US fluid ounces in Imperial fluid ounces
Exact 3 × 1.040843 = 3.122528
3 US fluid ounces in other units
| Millilitres | 88.720589 | mL |
|---|---|---|
| Litres | 0.08872059 | L |
| Cubic metres | 0.000088720589 | m³ |
| US teaspoons | 18 | tsp |
| US tablespoons | 6 | tbsp |
| US cups | 0.375 | US cup |
| US pints | 0.1875 | US pt |
| US quarts | 0.09375 | US qt |
| US gallons | 0.0234375 | US gal |
| Imperial fluid ounces | 3.122528 | imp fl oz |
| Imperial pints | 0.15612641 | imp pt |
| Imperial gallons | 0.0195158 | imp gal |
| Cubic feet | 0.003133138021 | ft³ |
| Cubic inches | 5.414063 | in³ |
| Oil barrels | 0.000558035714 | bbl |
US fl oz to imp fl oz at a glance
| US fluid ounces | Imperial fluid ounces |
|---|---|
| 1 US fl oz | 1.040843 imp fl oz |
| 2 US fl oz | 2.081685 imp fl oz |
| 3 US fl oz | 3.122528 imp fl oz |
| 5 US fl oz | 5.204214 imp fl oz |
| 10 US fl oz | 10.408427 imp fl oz |
| 20 US fl oz | 20.816855 imp fl oz |
| 25 US fl oz | 26.021068 imp fl oz |
| 50 US fl oz | 52.042137 imp fl oz |
| 100 US fl oz | 104.084273 imp fl oz |
| 250 US fl oz | 260.210683 imp fl oz |
| 500 US fl oz | 520.421365 imp fl oz |
| 1,000 US fl oz | 1,040.84 imp fl oz |
How to convert US fluid ounces to Imperial fluid ounces
Multiply by 1.040843 — one US fluid ounce is 1.040843 Imperial fluid ounces. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 3 × 1.040843 = 3.122528
In words: about three Imperial fluid ounces.
What these units are
The US fluid ounce and the Imperial fluid ounce are covered in the volume unit guide, along with every other unit on this page.
Questions
How many Imperial fluid ounces are in a US fluid ounce?
One US fluid ounce is 1.040843 Imperial fluid ounces. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 3 US fluid ounces in Imperial fluid ounces?
3 US fluid ounces is 3.122528 Imperial fluid ounces. The working is 3 × 1.040843 = 3.122528.
Is a gallon the same in the US and the UK?
No. A US gallon is 3.785411784 litres; an Imperial gallon is 4.54609 litres. The Imperial one is about 20% larger, which is why US and UK fuel economy figures for the same car look different.
Which pint does a recipe mean?
Follow the recipe's origin. A US pint is 16 US fluid ounces, roughly 473 mL. An Imperial pint is 20 Imperial fluid ounces, roughly 568 mL. A British pint of milk is noticeably more than an American one.
Can I convert litres to kilograms here?
Not directly — that depends on what you are measuring. Volume becomes mass only once you know the density. Water is the convenient case: one litre is almost exactly one kilogram. Oil, flour and alcohol are all lighter.
Why is a US cup not 250 mL?
The US legal cup is 240 mL and the customary cup used in recipes is about 236.6 mL. The round 250 mL cup is the Australian and metric standard. In baking the gap is enough to notice.