Formula to convert 18.8 liters to gallons is to multiply 18.8 by 0.264172 (this is the value for 1 liter to gallon).
Convert 18.8 Liters to Gallons results
18.8 x 0.264172052 = 4.96643458512
18.8 l = 4.97 gal
To conclude the answer for 18.8 liters is four point ninety seven gallons