How Many MPG Does a Subaru STI Get?

The 2018 Subaru WRX STI Type RA is a powerful and sporty vehicle that captures the attention of car enthusiasts with it’s sleek design and high-performance capabilities. One common question that potential buyers of this car may have is, "How many MPG does a Subaru STI get?" Well, according to the EPA, this particular model of the Subaru STI has a fuel economy rating of 18 combined city/highway MPG. The city MPG is estimated to be around 16, while the highway MPG is estimated to be around 22. These numbers may vary depending on driving conditions and individual driving habits, but they provide a general idea of the fuel efficiency of this car. It’s important to note that these figures are based on the use of premium gasoline. As for unofficial MPG estimates, they can be shared by vehicle owners who’ve firsthand experience with the car. These estimates can give potential buyers a better understanding of the real-world fuel efficiency of the Subaru STI.

How Many Miles Per Gallon Does a STI Get?

Based on real-world data gathered from 19 vehicles, 771 fuel-ups, and a total driving distance of 172,197 miles, it’s been determined that the 2021 Subaru WRX STI has an average miles per gallon (MPG) of 19.0This figure represents a combined average of city and highway driving conditions.

It’s important to note that this average is subject to a small degree of variability, with a margin of error of 0.26 MPG. This margin accounts for any discrepancies that may arise due to various factors, such as driving style, terrain, and maintenance.

The Subaru WRX STI is renowned for it’s powerful performance and all-wheel drive capabilities, which can significantly impact fuel efficiency. It’s 310-horsepower turbocharged engine, combined with it’s wide range of driving modes, caters to enthusiasts seeking a thrilling driving experience.

Despite it’s performance-oriented nature, the 2021 WRX STI manages to deliver a respectable fuel economy for it’s class. While it may not be the most fuel-efficient option on the market, it’s MPG rating allows for a decent balance between power and efficiency.

This figure showcases the balance between the cars performance capabilities and it’s fuel efficiency, providing owners with an enjoyable yet reasonably economic driving experience.

How the STI’s Fuel Economy Compares to Other Subaru Models.

  • Subaru BRZ
  • Subaru Impreza
  • Subaru Legacy
  • Subaru Outback
  • Subaru Crosstrek
  • Subaru Forester
  • Subaru Ascent

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The Subaru Impreza WRX STI packs a punch with it’s 2.5-liter turbocharged engine, delivering an impressive 305 horsepower and 290 lb-ft of torque. This raw power enables the STI to unleash thrilling performance on both the streets and the track.

How Much HP Does STI Have?

The Subaru STI, known for it’s impressive performance and reputation in the automotive industry, boasts a formidable horsepower that sets it apart from it’s competitors. Equipped with a potent 2.5-liter turbocharged engine, the STI delivers exhilarating power to the drivers fingertips.

With a commanding presence on the road, the STIs engine generates a remarkable 305 horsepower that thrills enthusiasts and leaves a lasting impression. This immense power propels the vehicle forward with unmatched acceleration and responsiveness, delivering an unforgettable driving experience.

Not only does the STI excel in horsepower, but it also harnesses an impressive 290 lb-ft of torque. This torque allows the vehicle to effortlessly conquer challenging terrains and swiftly navigate twists and turns. The combination of horsepower and torque transforms the STI into a force to be reckoned with, ensuring a thrilling ride every time.

This incredible performance capability solidifies the STIs standing as a true performance icon in the automotive world.

Now, let’s delve into whether a Subaru STI is a reliable car. According to J.D. Power, the 2020 Subaru WRX, which is closely related to the STI variant, received a respectable predicted reliability score of 77/100. Although it falls just short of the “Great” ranking, it still falls well within the average range. This suggests that the more recent iterations of the WRX STI, including the 2018, 2019, and 2020 models, may offer improved reliability compared to their earlier counterparts.

Is a Subaru STI a Reliable Car?

The reliability of a Subaru STI is a point of contention among enthusiasts and skeptics alike. While J.D. Powers predicted reliability score for the 2020 Subaru WRX falls just short of the “Great” ranking, it still sits comfortably within the average range. This suggests that the 2018, 2019, and 2020 WRX STI models may be more dependable than their predecessors.

It’s worth noting that the STI, known for it’s high-performance capabilities, does require diligent maintenance to ensure it’s longevity. This includes regular oil changes, timely spark plug replacements, and adherence to the manufacturers recommended service schedule. Failure to keep up with maintenance can lead to unexpected issues and potential reliability concerns.

As with any high-performance vehicle, staying on top of maintenance and addressing any issues promptly is crucial for ensuring it’s long-term reliability. Therefore, potential buyers should evaluate their willingness to invest time and effort into proper care when considering the purchase of a Subaru STI.

The Cost of Ownership for a Subaru STI, Including Insurance and Fuel Expenses.

  • Cost of the car
  • Insurance expenses
  • Fuel expenses
  • Maintenance and repairs
  • Depreciation
  • Registration and licensing fees
  • Taxes
  • Financing or loan payments
  • Upgrades and modifications
  • Parking and toll fees


While these figures may not be the most fuel-efficient in it’s class, it’s important to note that the STI excels in other areas such as power and handling. Additionally, it’s worth considering that real-world MPG estimates from vehicle owners often differ from official figures, so it’s recommended to take these into account as well.

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