UK Quarts to US Cups (imp qt to cup) Converter
1 UK quart (imp qt) = 4.8038 US cups (cup). To convert UK quarts to US cups, multiply by 4.8038: 25 imp qt × 4.8038 = 120.095 cup.
Quick facts
- 1 imp qt = 4.8038 cup
- 1 cup = 0.208169 imp qt
- Formula: cup = imp qt × 4.8038
- Quick estimate: multiply by about 4.8
How to convert UK quarts to US cups
- Start with your measurement in UK quarts.
- Multiply it by 4.8038 (the number of US cups in one UK quart).
- Round the result to the precision you need.
Worked example: 25 imp qt × 4.8038 = 120.095 cup.
To convert US cups back to UK quarts, multiply by 0.208169, or divide by 4.8038.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
UK Quarts to US Cups conversion table
| UK Quarts [imp qt] | US Cups [cup] |
|---|---|
| 0.01 imp qt | 0.048037997 cup |
| 0.1 imp qt | 0.4803799702 cup |
| 1 imp qt | 4.803799702 cup |
| 2 imp qt | 9.607599404 cup |
| 3 imp qt | 14.4113991061 cup |
| 5 imp qt | 24.0189985101 cup |
| 10 imp qt | 48.0379970202 cup |
| 20 imp qt | 96.0759940404 cup |
| 50 imp qt | 240.189985101 cup |
| 100 imp qt | 480.3799702019 cup |
| 1000 imp qt | 4803.7997020194 cup |
imp qt to cup chart from 1 to 100
- 1 imp qt 4.8038 cup
- 2 imp qt 9.6076 cup
- 3 imp qt 14.4114 cup
- 4 imp qt 19.2152 cup
- 5 imp qt 24.019 cup
- 6 imp qt 28.8228 cup
- 7 imp qt 33.6266 cup
- 8 imp qt 38.4304 cup
- 9 imp qt 43.2342 cup
- 10 imp qt 48.038 cup
- 11 imp qt 52.8418 cup
- 12 imp qt 57.6456 cup
- 13 imp qt 62.4494 cup
- 14 imp qt 67.2532 cup
- 15 imp qt 72.057 cup
- 16 imp qt 76.8608 cup
- 17 imp qt 81.6646 cup
- 18 imp qt 86.4684 cup
- 19 imp qt 91.2722 cup
- 20 imp qt 96.076 cup
- 25 imp qt 120.095 cup
- 30 imp qt 144.114 cup
- 35 imp qt 168.133 cup
- 40 imp qt 192.152 cup
- 45 imp qt 216.171 cup
- 50 imp qt 240.19 cup
- 55 imp qt 264.209 cup
- 60 imp qt 288.228 cup
- 65 imp qt 312.247 cup
- 70 imp qt 336.266 cup
- 75 imp qt 360.285 cup
- 80 imp qt 384.304 cup
- 85 imp qt 408.323 cup
- 90 imp qt 432.342 cup
- 95 imp qt 456.361 cup
- 100 imp qt 480.38 cup
US Cups to UK Quarts conversion table
| US Cups [cup] | UK Quarts [imp qt] |
|---|---|
| 0.01 cup | 0.0020816855 imp qt |
| 0.1 cup | 0.0208168546 imp qt |
| 1 cup | 0.2081685462 imp qt |
| 2 cup | 0.4163370923 imp qt |
| 3 cup | 0.6245056385 imp qt |
| 5 cup | 1.0408427308 imp qt |
| 10 cup | 2.0816854616 imp qt |
| 20 cup | 4.1633709231 imp qt |
| 50 cup | 10.4084273079 imp qt |
| 100 cup | 20.8168546157 imp qt |
| 1000 cup | 208.1685461572 imp qt |
UK Quarts vs US Cups
| UK Quart | US Cup | |
|---|---|---|
| Symbol | imp qt | cup |
| Equals | 1 imp qt = 4.8038 cup | 1 cup = 0.208169 imp qt |
What is a UK quart?
A UK imperial unit equal to 2 imperial pints. Found in older UK and Canadian recipes and measuring jugs.
What is a US cup?
A US customary cooking measure equal to 8 fluid ounces. The standard recipe measure for liquids and dry ingredients in the US.
When You Need to Convert UK Quarts to US Cups
UK quarts are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes, while US cups are used mainly in the United States. This conversion bridges the US customary and metric systems, so it comes up whenever a figure crosses the US border with Canada or the Atlantic with the UK: product specifications, travel, recipes, school work and trade.
How big is 1 imp qt compared with 1 cup?
1 imp qt is 4.8038 times the size of 1 cup, so the number gets bigger when you convert UK quarts to US cups.
UK Quarts to US Cups without a calculator
- In your head: multiply by 5 (about 4.1% off). 1 imp qt × 5 ≈ 5 cup.
- Closer estimate: multiply by 4.8 (within 0.079%).
- Fraction trick: multiply by 24, then divide by 5 (within 0.079%).
Real-world imp qt to cup examples
| Example | UK Quarts | US Cups |
|---|---|---|
| An older recipe measure | 1 imp qt | 4.8038 cup |
| Half an imperial gallon | 2 imp qt | 9.6076 cup |
| A cup of milk | 0.208169 imp qt | 1 cup |
| A recipe | 0.416337 imp qt | 2 cup |
| A quarter cup | 0.0520421 imp qt | 0.25 cup |
How exact is the imp qt to cup factor?
The factor is exact by definition, so any error comes only from rounding. Round the final answer, not the factor, and match the precision of the number you started with.
Mistakes to avoid
- US and imperial (UK) measures share names but not sizes. Check which one a recipe, label or fuel figure uses before converting.
- Metric cups in Canada and Australia hold 250 ml, and US nutrition labels round the cup to 240 ml; the US customary cup here is 236.6 ml.
Background on UK quarts and US cups
The US customary cup is 236.6 ml, but US nutrition labels use a rounded 240 ml cup.
Related conversions
Related conversions you may need next: us quarts to us cups, us cups to milliliters, uk quarts to liters and milliliters to us cups. The full volume converter lists every unit.
On pakmath.com, the scientific calculator is a useful next step; Adzita offers a free calorie calculator.
Frequently asked questions
How many US cups are in a UK quart?
There are 4.8038 US cups in 1 UK quart (1 imp qt = 4.803799702 cup).
How many UK quarts are in a US cup?
There are 0.208169 UK quarts in 1 US cup (1 cup = 0.2081685462 imp qt).
How do I convert UK quarts to US cups?
Multiply by 4.8038, or divide by 0.208169 if that is easier. Example: 10 imp qt = 48.038 cup.
What is 10 imp qt in US cups?
10 imp qt = 48.038 cup.
What is 100 imp qt in US cups?
100 imp qt = 480.38 cup.
Is the imp qt to cup conversion exact?
Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.
What is an easy way to convert UK quarts to US cups?
In your head: multiply by 5 (about 4.1% off). 1 imp qt × 5 ≈ 5 cup.
How many US cups is 2 imp qt (half an imperial gallon)?
2 imp qt = 9.6076 cup.
How many UK quarts is a cup of milk (1 cup)?
1 cup = 0.208169 imp qt.
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