US gallon to UK gallon Converter
1 gal = 0.832674 gal (UK) — convert instantly with formula and table.
Enter any number above and the result updates as you type. Everything runs locally in your browser, so it is instant and private.
Quick answer: one us gallon equals 0.832674 UK gallons. So to convert US gallons to UK gallons, multiply by 0.83267418.
How to convert US gallons to UK gallons
UK gallons = US gallons × 0.8326741846
The US gallon is exactly 3.785411784 liters. American fuel prices are quoted per gallon, making this one of the most practical conversions for travelers.
The imperial (UK) gallon is 4.54609 liters — about 20% larger than the US gallon. Confusing the two is a classic source of fuel-economy errors.
US gallon to UK gallon conversion table
| US gallon (gal) | UK gallon (gal (UK)) |
|---|---|
| 0.01 gal | 0.008327 gal (UK) |
| 0.1 gal | 0.083267 gal (UK) |
| 0.25 gal | 0.208169 gal (UK) |
| 0.4 gal | 0.33307 gal (UK) |
| 0.75 gal | 0.624506 gal (UK) |
| 1.25 gal | 1.0408 gal (UK) |
| 1.75 gal | 1.4572 gal (UK) |
| 2.5 gal | 2.0817 gal (UK) |
| 3.5 gal | 2.9144 gal (UK) |
| 4.5 gal | 3.747 gal (UK) |
| 6 gal | 4.996 gal (UK) |
| 8 gal | 6.6614 gal (UK) |
| 10 gal | 8.3267 gal (UK) |
| 12 gal | 9.9921 gal (UK) |
| 14 gal | 11.6574 gal (UK) |
| 16 gal | 13.3228 gal (UK) |
| 18 gal | 14.9881 gal (UK) |
| 20 gal | 16.6535 gal (UK) |
| 24 gal | 19.9842 gal (UK) |
| 26 gal | 21.6495 gal (UK) |
| 30 gal | 24.9802 gal (UK) |
| 35 gal | 29.1436 gal (UK) |
| 45 gal | 37.4703 gal (UK) |
| 55 gal | 45.7971 gal (UK) |
| 65 gal | 54.1238 gal (UK) |
| 75 gal | 62.4506 gal (UK) |
| 85 gal | 70.7773 gal (UK) |
| 95 gal | 79.104 gal (UK) |
| 110 gal | 91.5942 gal (UK) |
| 125 gal | 104.0843 gal (UK) |
| 175 gal | 145.718 gal (UK) |
| 250 gal | 208.1685 gal (UK) |
| 350 gal | 291.436 gal (UK) |
| 450 gal | 374.7034 gal (UK) |
| 600 gal | 499.6045 gal (UK) |
| 750 gal | 624.5056 gal (UK) |
| 900 gal | 749.4068 gal (UK) |
| 1,500 gal | 1,249.01 gal (UK) |
| 2,500 gal | 2,081.69 gal (UK) |
| 10,000 gal | 8,326.74 gal (UK) |
Need the opposite direction? Use the UK gallon to US gallon converter, or read our complete guide to volume conversions for every formula in one place.
Frequently asked questions
How many UK gallons are in one us gallon?
One us gallon equals 0.832674 UK gallons. Multiply any us gallon value by 0.83267418 to get UK gallons.
What is 10 US gallons in UK gallons?
10 US gallons equal 8.3267 UK gallons (10 × 0.832674).
Is the us gallon to uk gallon conversion exact?
The conversion factor used here (0.8326741846) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.