What Is The Average Fuel Tank Capacity?

What Is The Average Fuel Tank Capacity? The average capacity of an automobile fuel tank is 40–70 liters. The automotive fuel tank market is segmented by capacity into three categories: <45 liters, 45–70 liters, and >70 liters. Many passenger vehicles, including mini cars, hatchbacks, and mid-sized sedans, have a fuel tank capacity of <45 liters.