The imperial gallon is a unit of volume used in the imperial measurement system, and it is historically common in the United Kingdom and several other countries. One imperial gallon is equal to 4.54609 liters, which makes it significantly larger than the US gallon (approximately 3.785 liters). It is abbreviated as gal and traditionally used for measuring liquids in larger quantities.
In the imperial system, a gallon is made up of four quarts, eight pints, or 160 imperial fluid ounces. Though the UK has officially adopted the metric system, the imperial gallon is still recognized in specific contexts and remains part of British measurement history. It's most commonly associated with fuel pricing and older food or drink packaging.
Uses: The imperial gallon is most commonly seen today at fuel stations in the UK, where petrol and diesel are still sold by the gallon for pricing comparisons, even though the actual quantity delivered is measured in liters. Historically, the gallon was used for everything from milk deliveries to beer and cider sales.
While modern recipes and packaging have largely shifted to liters and milliliters, the imperial gallon occasionally appears in traditional instructions or product specs, especially for bulk liquids. For those referencing older materials or converting classic measurements, the imperial gallon remains a useful and historically significant unit.
The imperial cup is a unit of volume that was historically used in the United Kingdom and other countries that followed the imperial measurement system. One imperial cup is equal to 284.131 milliliters, making it slightly larger than the US cup, which holds about 236.588 milliliters. While not as widely used today due to the UK's adoption of the metric system, the imperial cup still appears in older recipes, cookbooks, and household measurements.
It was designed to be a convenient mid-range measure—larger than a tablespoon but smaller than a pint. In many traditional British kitchens, the cup was used for dry and liquid ingredients, often measured with simple household items or standard measuring cups that followed imperial standards.
Uses: The imperial cup is most commonly seen in classic British recipes and cookbooks written before metrication. It measured ingredients like flour, sugar, milk, and oil in home and professional kitchens. Even today, you may find imperial cup references in family recipes passed down over generations or in online conversions of older dishes.
Though the UK now uses grams and milliliters for most cooking and product packaging, the imperial cup still holds relevance for those recreating traditional British meals or converting recipes that rely on imperial units. It also occasionally appears on measuring cups that include metric and imperial markings, helping home cooks bridge the gap between old and new systems.
1 gal (imp) = 15.999979 cup (imp)
Let’s say you want to convert 100 gal (imp) to cup (imp).
Using the formula:
100 × 15.999979 = 1599.998 cup (imp)
So, 100 gal (imp) is approximately 1599.998 cup (imp).
| Gallon (Imperial) (gal (imp)) | Cup (Imperial) (cup (imp)) |
|---|---|
| 1 gal (imp) | 16 cup (imp) |
| 2 gal (imp) | 32 cup (imp) |
| 3 gal (imp) | 48 cup (imp) |
| 4 gal (imp) | 64 cup (imp) |
| 5 gal (imp) | 80 cup (imp) |
| 6 gal (imp) | 96 cup (imp) |
| 7 gal (imp) | 112 cup (imp) |
| 8 gal (imp) | 128 cup (imp) |
| 9 gal (imp) | 144 cup (imp) |
| 10 gal (imp) | 160 cup (imp) |
| 11 gal (imp) | 176 cup (imp) |
| 12 gal (imp) | 192 cup (imp) |
| 13 gal (imp) | 208 cup (imp) |
| 14 gal (imp) | 224 cup (imp) |
| 15 gal (imp) | 240 cup (imp) |