Convert imperial gallons to Cup (UK/Imperial)
Western Europe · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 imperial gallon = 16 Cup (UK/Imperial)
Cup (UK/Imperial) = imperial gallons × 15.999979
Convert any amount
imperial gallons to Cup (UK/Imperial) table
| imperial gallons | Cup (UK/Imperial) |
|---|---|
| 0.25 imperial gallons | 3.99999 Cup (UK/Imperial) |
| 0.5 imperial gallons | 7.99999 Cup (UK/Imperial) |
| 1 imperial gallon | 16 Cup (UK/Imperial) |
| 2 imperial gallons | 32 Cup (UK/Imperial) |
| 3 imperial gallons | 47.9999 Cup (UK/Imperial) |
| 4 imperial gallons | 63.9999 Cup (UK/Imperial) |
| 5 imperial gallons | 79.9999 Cup (UK/Imperial) |
| 10 imperial gallons | 160 Cup (UK/Imperial) |
| 20 imperial gallons | 320 Cup (UK/Imperial) |
| 25 imperial gallons | 399.999 Cup (UK/Imperial) |
| 50 imperial gallons | 799.999 Cup (UK/Imperial) |
| 100 imperial gallons | 1,600 Cup (UK/Imperial) |
About the Cup (UK/Imperial)
UK cup = 284ml = 10 fl oz (UK).
- Symbol
- cup UK
- Value in SI
- 1 Cup (UK/Imperial) = 0.284131 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
- Gill (UK) to imperial gallonsHistorically reconstructed
- Teaspoon (Metric) to imperial gallonsConventional value
- Tablespoon (Metric) to imperial gallonsConventional value
- Cup (Metric) to imperial gallonsConventional value
- Fluid Ounce (UK) to imperial gallonsConventional value
- Gallon (UK) to imperial gallonsConventional value
- Gallon (US) to imperial gallonsConventional value
- Pint (UK) to imperial gallonsConventional value
Related conversions
Frequently asked
How many Cup (UK/Imperial) are in a imperial gallon?
1 imperial gallon = 16 Cup (UK/Imperial). Multiply the number of imperial gallons by 15.999979 to get Cup (UK/Imperial).
What is Cup (UK/Imperial) used for?
UK cup = 284ml = 10 fl oz (UK). It is classified as active and dates from the modern period.
Is the Cup (UK/Imperial) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Cup (UK/Imperial) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert imperial gallons to Cup (UK/Imperial). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/imperial-gallon-to-cup-uk
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