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Volume • NIST Exact

US Gallons → UK Gallons

gal (US) → gal (UK)

Enter any value for instant conversion. Click on the result to copy with unit.

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NIST Exact

Based on U.S. National Institute of Standards

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US Gallons to UK Gallons Formula

To convert from US Gallons to UK Gallons, you can use the following formula:

UK Gallons = US Gallons × NaN

This means you need to multiply your US Gallons value by NaN to get the equivalent value in UK Gallons.

gal (US) → gal (UK) Reference Table

gal (US) gal (UK)
0.001 gal (US) 0.0008326741846 gal (UK)
0.002 gal (US) 0.001665348369 gal (UK)
0.003 gal (US) 0.002498022554 gal (UK)
0.004 gal (US) 0.003330696739 gal (UK)
0.005 gal (US) 0.004163370923 gal (UK)
0.006 gal (US) 0.004996045108 gal (UK)
0.007 gal (US) 0.005828719292 gal (UK)
0.008 gal (US) 0.006661393477 gal (UK)
0.009 gal (US) 0.007494067662 gal (UK)
0.01 gal (US) 0.008326741846 gal (UK)
0.02 gal (US) 0.01665348369 gal (UK)
0.03 gal (US) 0.02498022554 gal (UK)
0.04 gal (US) 0.03330696739 gal (UK)
0.05 gal (US) 0.04163370923 gal (UK)
0.06 gal (US) 0.04996045108 gal (UK)
0.07 gal (US) 0.05828719292 gal (UK)
0.08 gal (US) 0.06661393477 gal (UK)
0.09 gal (US) 0.07494067662 gal (UK)
0.1 gal (US) 0.08326741846 gal (UK)
0.2 gal (US) 0.1665348369 gal (UK)
0.3 gal (US) 0.2498022554 gal (UK)
0.4 gal (US) 0.3330696739 gal (UK)
0.5 gal (US) 0.4163370923 gal (UK)
0.6 gal (US) 0.4996045108 gal (UK)
0.7 gal (US) 0.5828719292 gal (UK)
0.8 gal (US) 0.6661393477 gal (UK)
0.9 gal (US) 0.7494067662 gal (UK)
1 gal (US) 0.8326741846 gal (UK)
1.5 gal (US) 1.249011277 gal (UK)
2 gal (US) 1.665348369 gal (UK)
2.5 gal (US) 2.081685462 gal (UK)
3 gal (US) 2.498022554 gal (UK)
3.5 gal (US) 2.914359646 gal (UK)
4 gal (US) 3.330696739 gal (UK)
4.5 gal (US) 3.747033831 gal (UK)
5 gal (US) 4.163370923 gal (UK)
5.5 gal (US) 4.579708015 gal (UK)
6 gal (US) 4.996045108 gal (UK)
6.5 gal (US) 5.4123822 gal (UK)
7 gal (US) 5.828719292 gal (UK)
7.5 gal (US) 6.245056385 gal (UK)
8 gal (US) 6.661393477 gal (UK)
8.5 gal (US) 7.077730569 gal (UK)
9 gal (US) 7.494067662 gal (UK)
9.5 gal (US) 7.910404754 gal (UK)
10 gal (US) 8.326741846 gal (UK)
11 gal (US) 9.159416031 gal (UK)
12 gal (US) 9.992090216 gal (UK)
13 gal (US) 10.8247644 gal (UK)
14 gal (US) 11.65743858 gal (UK)
15 gal (US) 12.49011277 gal (UK)
16 gal (US) 13.32278695 gal (UK)
17 gal (US) 14.15546114 gal (UK)
18 gal (US) 14.98813532 gal (UK)
19 gal (US) 15.82080951 gal (UK)
20 gal (US) 16.65348369 gal (UK)
25 gal (US) 20.81685462 gal (UK)
30 gal (US) 24.98022554 gal (UK)
35 gal (US) 29.14359646 gal (UK)
40 gal (US) 33.30696739 gal (UK)
45 gal (US) 37.47033831 gal (UK)
50 gal (US) 41.63370923 gal (UK)
55 gal (US) 45.79708015 gal (UK)
60 gal (US) 49.96045108 gal (UK)
65 gal (US) 54.123822 gal (UK)
70 gal (US) 58.28719292 gal (UK)
75 gal (US) 62.45056385 gal (UK)
80 gal (US) 66.61393477 gal (UK)
85 gal (US) 70.77730569 gal (UK)
90 gal (US) 74.94067662 gal (UK)
95 gal (US) 79.10404754 gal (UK)
100 gal (US) 83.26741846 gal (UK)
120 gal (US) 99.92090216 gal (UK)
125 gal (US) 104.0842731 gal (UK)
130 gal (US) 108.247644 gal (UK)
140 gal (US) 116.5743858 gal (UK)
150 gal (US) 124.9011277 gal (UK)
160 gal (US) 133.2278695 gal (UK)
175 gal (US) 145.7179823 gal (UK)
180 gal (US) 149.8813532 gal (UK)
200 gal (US) 166.5348369 gal (UK)
225 gal (US) 187.3516915 gal (UK)
250 gal (US) 208.1685462 gal (UK)
275 gal (US) 228.9854008 gal (UK)
300 gal (US) 249.8022554 gal (UK)
350 gal (US) 291.4359646 gal (UK)
400 gal (US) 333.0696739 gal (UK)
450 gal (US) 374.7033831 gal (UK)
500 gal (US) 416.3370923 gal (UK)
600 gal (US) 499.6045108 gal (UK)
700 gal (US) 582.8719292 gal (UK)
750 gal (US) 624.5056385 gal (UK)
800 gal (US) 666.1393477 gal (UK)
900 gal (US) 749.4067662 gal (UK)
1000 gal (US) 832.6741846 gal (UK)
1200 gal (US) 999.2090216 gal (UK)
1250 gal (US) 1040.842731 gal (UK)
1500 gal (US) 1249.011277 gal (UK)
1750 gal (US) 1457.179823 gal (UK)
2000 gal (US) 1665.348369 gal (UK)
2500 gal (US) 2081.685462 gal (UK)
3000 gal (US) 2498.022554 gal (UK)
4000 gal (US) 3330.696739 gal (UK)
4500 gal (US) 3747.033831 gal (UK)
5000 gal (US) 4163.370923 gal (UK)
6000 gal (US) 4996.045108 gal (UK)
7000 gal (US) 5828.719292 gal (UK)
7500 gal (US) 6245.056385 gal (UK)
8000 gal (US) 6661.393477 gal (UK)
9000 gal (US) 7494.067662 gal (UK)
10000 gal (US) 8326.741846 gal (UK)
15000 gal (US) 12490.11277 gal (UK)
20000 gal (US) 16653.48369 gal (UK)
25000 gal (US) 20816.85462 gal (UK)
50000 gal (US) 41633.70923 gal (UK)
75000 gal (US) 62450.56385 gal (UK)
100000 gal (US) 83267.41846 gal (UK)

Values based on NIST SP 811 conversion factors

Why Convert US Gallons to UK Gallons?

Converting between us gallons (gal (US)) and uk gallons (gal (UK)) is one of the most common volume conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert gal (US) to gal (UK) saves time and prevents errors.

Volume conversions (gal (US) to gal (UK)) play a key role in the automotive industry, cooking, and chemical manufacturing. Drivers comparing engine displacement or fuel tank capacity need clear conversions to understand vehicle performance and range. In the kitchen, converting liquid ingredients like milk, oil, or broth is essential when adapting recipes from different regions. For industrial applications, mixing chemical solutions requires exact volume measurements to maintain product stability and safety. An error in volume conversion can lead to mechanical failures, ruined culinary creations, or hazardous chemical reactions, making precision indispensable.

How to Convert US Gallons to UK Gallons

To convert us gallons to uk gallons, use the following formula:

gal (UK) = gal (US) × 0.8326741846

Example: 1 gal (US) = 0.8326741846 gal (UK)

For example, 5 gal (US) = 4.163370923 gal (UK), 10 gal (US) = 8.326741846 gal (UK), and 100 gal (US) = 83.26741846 gal (UK). For larger values, 1000 gal (US) = 832.6741846 gal (UK). Conversely, 1 gal (UK) = 1.200949926 gal (US). Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

  • Fluid vs Dry: confusing fluid pints/quarts with dry pints/quarts.
  • US vs Imperial: US gallons are smaller than UK Imperial gallons.
  • Cubic conversion: forgetting to cube linear factors (1 m = 100 cm, 1 m³ = 1,000,000 cm³).

Pro Tips

  • Cooking spoon: 1 Tablespoon = 3 Teaspoons = 15 ml.
  • Cup size: A standard US cup is 240ml, but metric cup is often 250ml.
  • Cube visual: 1 cubic meter is a box 1m x 1m x 1m (huge!).

What is a US Gallon?

The US liquid gallon is a unit of volume in the US customary system. It is legally defined as 231 cubic inches, which is exactly 3.785411784 liters.

Gallons are the standard unit for gasoline (fuel), milk, and large liquid containers in the United States and some Latin American countries.

What is a UK Gallon?

The Imperial gallon, defined as exactly 4.54609 liters.

Used in the UK for fuel and draught beer.

Frequently Asked Questions

Volume More Conversions

L → gal (US)gal (US) → LmL → fl oz (US)fl oz (US) → mLL → cup (US)cup (US) → LL → mLmL → Lgal (US) → qt (US)L → m³

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