Gallon (UK) to Gallon (US)
Gallon (UK) (gal UK)
Gallon (US) (gal US)
How it is calculated
Each unit is defined via the base unit (cubic meter (m³)). The value is first converted to the base unit, then to the selected unit.
1 gal UK = 0.00454609 m³
1 gal US = 0.003785411784 m³
1 gal UK × 0.00454609 = 0.00454609 m³
0.00454609 m³ ÷ 0.003785411784 = 1.2009499255 gal US