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Convert Calc

Imperial Gallon to Liter Converter

Enter a value to instantly convert between volume units.

Precision4 dp

1 Imperial Gallon = 4.5461 Liter

Key Formulas

Liter → US Gallon

gal = L × 0.264172

US Gallon → Liter

L = gal × 3.78541

US Cup → Milliliter

mL = cup × 236.588

Milliliter → US Cup

cup = mL × 0.00422675

Formula

L = imp gal × 4.54609

Source: NIST SP 811, Table B.8

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Imperial Gallon to Liter conversion table
Imperial Gallon (imp gal) Liter (L)
1 4.5461
5 22.7305
10 45.4609
25 113.6523
50 227.3045
100 454.609
500 2,273.05
1,000 4,546.09