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Is an STi or WRX faster?


When it comes to Subaru's performance lineup, the WRX and WRX STi are two of the most iconic models. Both vehicles are known for their rally-inspired design, turbocharged engines, and all-wheel-drive systems. However, if you're wondering which one is faster, the answer depends on several factors, including performance specifications, driving conditions, and intended use. Let's dive into the details to help you understand the differences and determine which car might be the better choice for speed enthusiasts.


Performance Specifications: WRX vs. STi


The Subaru WRX and WRX STi share a similar DNA, but the STi is designed to be the more performance-oriented model. Here's a breakdown of their key performance differences:



  • Engine Power: The WRX is equipped with a 2.4-liter turbocharged Boxer engine that produces around 271 horsepower. The STi, on the other hand, features a 2.5-liter turbocharged Boxer engine delivering approximately 310 horsepower. This extra power gives the STi a clear edge in acceleration and top speed.

  • Transmission: While both models offer a 6-speed manual transmission, the STi's gearbox is tuned for more aggressive driving, with shorter gear ratios for quicker shifts.

  • Suspension and Handling: The STi comes with a more advanced suspension setup, including adjustable driver-controlled center differentials (DCCD) and performance-tuned components, making it better suited for high-speed cornering and track use.


Real-World Speed Comparison


In real-world conditions, the STi is generally faster than the WRX. Its higher horsepower and advanced drivetrain allow it to achieve quicker 0-60 mph times, typically in the range of 4.5 seconds, compared to the WRX's 5.5 seconds. Additionally, the STi's enhanced handling capabilities make it more adept at maintaining speed through corners, giving it an advantage on winding roads or race tracks.


Which One Should You Choose?


Deciding between the WRX and STi ultimately comes down to your priorities and driving style. Here are some considerations to help you make the right choice:



  • Choose the WRX if: You want a more affordable option with excellent performance for daily driving. The WRX offers a great balance of speed, comfort, and practicality.

  • Choose the STi if: You're a performance enthusiast looking for a car that excels on the track or in spirited driving scenarios. The STi's additional power and advanced features make it the faster and more capable choice for those who prioritize speed and handling.


Conclusion


While both the WRX and STi are impressive vehicles, the STi is the faster option due to its higher horsepower, advanced drivetrain, and performance-focused design. However, the WRX still offers plenty of thrills and may be the better choice for drivers seeking a more budget-friendly and versatile car. At Kevin's Autos, we recommend considering your driving needs and preferences before making a decision. If you have any questions or need assistance with your Subaru, feel free to reach out to us for expert advice and service!


Frequently Asked Questions

How fast can a stock WRX go?


Like its Impreza predecessor, the Subaru WRX isn't a slouch. Even the baseline WRX can hit speeds of 155 to 159 mph.



Which is faster, WRX or STi?


The Subaru STI is the more powerful and performance-oriented of the two. It comes with a bigger engine, stiffer springs, thicker tires, more powerful brakes, and more.



Which Subaru is the fastest?


Subaru WRX Project Midnight
It's called the Subaru WRX Project Midnight, it's very black and it packs a Nissan GT-R beating 670 horsepower.



Is the Subaru STI gone forever?


The STI badge has been conspicuously absent from Subaru's lineup ever since the latest WRX hit the scene, but rest assured, this high-performance nameplate isn't gone for good. Subaru says it's working on some sort of electrified version of the top WRX, which could mean a hybrid or battery-electric powertrain.



Why is a Subaru STI so fast?


Aerodynamic Design: The design of Subarus often incorporates aerodynamic features that help reduce drag, contributing to higher speeds. These factors combine to make certain Subaru models, particularly those designed for performance, relatively fast and capable on both roads and racetracks.



How fast is a stock wrx sti?


The top speed of the Subaru WRX STI is 174 mph. It can theoretically go faster, but things like aerodynamic drag and its transmission gear keep it from exceeding that speed.



What are the cons of a WRX?


On the downside, the WRX is pretty noisy, with a little rumble from the engine at highway speeds and some pronounced wind noise over the doors and mirrors at speed.



Which Subaru has best performance?


Easily the most powerful and most expensive Subaru ever made, the 2019 Subaru WRX STI S209 is also rare with only 209 examples, all sold in the USA. Its EJ25 2.5-liter Turbo SUBARU BOXER engine erupts with 341 horsepower at 6,400 RPM and 330 lb. -ft.



What cars can beat a WRX STI?


10 Greatest Alternatives To The Subaru WRX STI

  • 3 Infiniti Q50 3.0t AWD.
  • 4 Dodge Charger AWD.
  • 5 Toyota GR Yaris. Via: Toyota.
  • 6 Kia Stinger GT AWD. Kia.
  • 7 Mercedes-Benz A35 AMG. Mercedes-Benz.
  • 8 VW Golf R. Via: Volkswagen.
  • 9 Honda Civic Type R. Via BringaTrailer.
  • 10 Renault Megane RS Trophy. Via: NetCarShow.Com.



How fast is a stock WRX STI?


The top speed of the Subaru WRX STI is 174 mph. It can theoretically go faster, but things like aerodynamic drag and its transmission gear keep it from exceeding that speed.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.