Unlock Your Subaru Legacy 2019’s Fuel Efficiency: How Many Gallons Does Its Fuel Tank Hold?

Are you a car enthusiast or a Subaru Legacy 2019 owner wondering how many gallons this car can hold in its fuel tank? Look no further; this article will provide you with essential information about the fuel capacity of your vehicle, its fuel efficiency, and other factors that can affect its fuel consumption.

Fuel Tank Capacity of a Subaru Legacy 2019

The fuel tank capacity of a Subaru Legacy 2019 is 18.5 gallons. This means that the car has a considerable amount of fuel storage, allowing you to travel more miles with fewer stops at the gas station. With a full tank, the car may cover up to 627 miles on the highway and 481 miles in the city. This distance varies based on driving conditions, driving habits, and the particular Legacy model.

Fuel Efficiency of the Subaru Legacy 2019

The Subaru Legacy 2019’s fuel efficiency is laudable, especially for a car in its class. Its fuel consumption rate stands at 27 miles per gallon (mpg) on the city roads and 35 mpg on the highway (as per the EPA rating). The car uses regular unleaded gasoline, which is relatively cheaper than premium gasoline. Its fuel economy helps drivers save money on gas and minimize emissions, making it an eco-friendly choice.

Factors Affecting Fuel Economy

While the Subaru Legacy 2019 boasts impressive fuel efficiency, it’s essential to consider factors that can affect its fuel consumption rate. Driving conditions such as heavy traffic, hilly terrain, and harsh weather can increase the car’s fuel usage. Besides, driving habits such as sudden acceleration, aggressive driving, and speeding can lead to higher fuel consumption rates.

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Performing regular maintenance on your car, such as oil changes, tire rotation, and air filter cleaning or replacement, can also improve your car’s fuel economy. Neglecting to service your car and driving with low tire pressure or a dirty air filter can reduce your car’s fuel efficiency and cause potential performance problems in the long run.

Advantages and Disadvantages of Subaru Legacy 2019’s Fuel Tank Capacity

The Subaru Legacy 2019’s fuel tank capacity provides many benefits, such as reducing the number of stops you have to make at the gas station, saving you time and money. You can travel longer distances without worrying about refueling. However, larger fuel tanks translate to more weight, which can affect the car’s fuel consumption rate, especially if you don’t fill up to capacity. Furthermore, the larger the fuel tank, the more space it occupies, which can reduce the car’s cargo volume.


Q: Can the Subaru Legacy 2019 use E85 fuel?

A: No, the Subaru Legacy 2019 doesn’t support E85 fuel. It requires regular unleaded gasoline.

Q: How often should I replace my Subaru Legacy 2019’s air filter?

A: It’s ideal to replace your car’s air filter at least once a year or depending on your car’s manufacturer’s recommendation. However, you may need to replace it more frequently if you frequently drive in dusty or sandy areas.


The Subaru Legacy 2019 boasts a large fuel tank capacity of 18.5 gallons, making it an excellent choice for drivers who want fewer stops at the gas station. With a fuel economy of 27 mpg in the city and 35 mpg on the highway, the car’s fuel efficiency is impressive. Regular maintenance and mindful driving habits can help you maximize your car’s fuel economy and performance. Now that you know the fuel capacity of your Subaru Legacy 2019, you can plan your long-distance trips with ease.

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Peter Banks

With years of experience as a professional mechanic and Subaru specialist, Peter is one of the most respected members of our team. He's written several articles on Subaru maintenance and repair, and his advice and tips are always practical and helpful. When he's not working on cars, he enjoys cooking and trying out new recipes.

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