Convert imperial gallons (gal (UK)) to metric cups (cup (metric)).
Volume converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
gal (UK)
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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.
18.18436
cup (metric)
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 (UK) ≈ 18.18436 cup (metric)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAcup (metric) = gal (UK) × 18.18436
FORMULA & EXAMPLES
How to convert Imperial gallons to metric cups
cup (metric) = gal (UK) × 18.18436
Multiply the gal (UK) reading by 18.18436.
Worked examples
1 gal (UK) ≈ 18.18436 cup (metric)
1 × 18.18436 ≈ 18.18436
5 gal (UK) ≈ 90.9218 cup (metric)
5 × 18.18436 ≈ 90.9218
Frequently asked questions
Which recipe measure should I select?
A metric cup is 250 mL, while a US customary cup is 236.5882365 mL. Metric teaspoons and tablespoons here are 5 mL and 15 mL; US customary spoons differ. Match the named definition in the recipe.
Imperial gallons to metric cups table
Fixed reference · Imperial gallon to Metric cup
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Imperial gallon (gal (UK))
Metric cup (cup (metric))
0
0
0.1
1.818436
0.5
9.09218
1
18.18436
2
36.36872
5
90.9218
10
181.8436
25
454.609
50
909.218
100
1818.436
1000
18184.36
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.