Formula to convert 30.8 liters to gallons is to multiply 30.8 by 0.264172 (this is the value for 1 liter to gallon).
Convert 30.8 Liters to Gallons results
30.8 x 0.264172052 = 8.13649921392
30.8 l = 8.14 gal
To conclude the answer for 30.8 liters is eight point fourteen gallons