Convert US gallons to UK gallons
1 gal (US) = 0.832674 gal (UK) · 1 gal (UK) = 1.20095 gal (US) · Exact by definition
1 gal (US) = 0.832674 gal (UK)
The same value in other units
- millilitre
- 3785.41 ml
- litre
- 3.78541 l
- cubic metre
- 0.00378541 m³
- US fluid ounce
- 128 fl oz (US)
- US cup
- 16 cup (US)
Settings
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Volume
US gallons to UK gallons: conversion table
| US gallon | imperial gallon |
|---|---|
| 1 gal (US) | 0.832674 gal (UK) |
| 2 gal (US) | 1.66535 gal (UK) |
| 3 gal (US) | 2.49802 gal (UK) |
| 5 gal (US) | 4.16337 gal (UK) |
| 10 gal (US) | 8.32674 gal (UK) |
| 20 gal (US) | 16.6535 gal (UK) |
| 25 gal (US) | 20.8169 gal (UK) |
| 50 gal (US) | 41.6337 gal (UK) |
| 100 gal (US) | 83.2674 gal (UK) |
| 250 gal (US) | 208.169 gal (UK) |
| 500 gal (US) | 416.337 gal (UK) |
| 1000 gal (US) | 832.674 gal (UK) |
| imperial gallon | US gallon |
|---|---|
| 1 gal (UK) | 1.20095 gal (US) |
| 2 gal (UK) | 2.4019 gal (US) |
| 3 gal (UK) | 3.60285 gal (US) |
| 5 gal (UK) | 6.00475 gal (US) |
| 10 gal (UK) | 12.0095 gal (US) |
| 20 gal (UK) | 24.019 gal (US) |
| 25 gal (UK) | 30.0237 gal (US) |
| 50 gal (UK) | 60.0475 gal (US) |
| 100 gal (UK) | 120.095 gal (US) |
| 250 gal (UK) | 300.237 gal (US) |
| 500 gal (UK) | 600.475 gal (US) |
| 1000 gal (UK) | 1200.95 gal (US) |
How the conversion works
gal (UK) = gal (US) × 0.83267418
Both units are defined exactly, so the precision of the US gallons to UK gallons result depends only on the number of decimal places you choose.
METHOD AND SOURCES
Where the conversion factors come from
Results are calculated from the unit definitions stored in the converter, not copied from a lookup table. For exact units, every value in the table follows from the same factor shown in the formula above.
- BIPM — SI Brochure
The official definitions of the International System of Units (SI).
- NIST SP 811 — Conversion factors
Conversion-factor tables for SI and non-SI units.
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