Convert US liquid gallons (gal (US)) to imperial quarts (qt (UK)).
Volume converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
gal (US)
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LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
3.330696739
qt (UK)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
CONVERSION
1 gal (US) ≈ 3.330696739 qt (UK)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAqt (UK) = gal (US) × 3.33069673851596
FORMULA & EXAMPLES
How to convert US liquid gallons to imperial quarts
qt (UK) = gal (US) × 3.33069673851596
Multiply the gal (US) reading by 3.33069673851596.
Worked examples
1 gal (US) ≈ 3.330696739 qt (UK)
1 × 3.33069673851596 ≈ 3.330696739
5 gal (US) ≈ 16.65348369 qt (UK)
5 × 3.33069673851596 ≈ 16.65348369
Frequently asked questions
Why do UK and US capacity readings differ?
The Imperial gallon is 4.54609 L, while the US liquid gallon is 3.785411784 L. Each system has 8 pints and 4 quarts per gallon. An Imperial gallon contains 160 Imperial fluid ounces; a US gallon contains 128 US fluid ounces.
US liquid gallons to imperial quarts table
Fixed reference · US liquid gallon to Imperial quart
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
US liquid gallon (gal (US))
Imperial quart (qt (UK))
0
0
0.1
0.3330696739
0.5
1.665348369
1
3.330696739
2
6.661393477
5
16.65348369
10
33.30696739
25
83.26741846
50
166.5348369
100
333.0696739
1000
3330.696739
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.