The Subaru WRX STI reaches 0-60 mph in 4.6 to 5.7 seconds, depending on the model year and condition. The 2019 S209 is a standout performer at 4.6 seconds due to its 341-hp tuned 2.5-litre turbocharged boxer engine.
Before we start, the Subaru WRX STI and WRX are two different versions with some key differences. The STI version of the Subaru WRX sedan was manufactured by Subaru’s in-house tuning company, called Subaru Tecnica International (STI), from 2014 to 2021.
And that’s where it got its name, ‘STI’.
Note that Subaru doesn’t manufacture the WRX STI lineup anymore since the 2021 model year. Although you can’t buy a brand-new STI, there are multiple other variants, such as the 2025 WRX tS. The 2025 WRX clocks a 0-60 time in about 5.5 seconds with 271 hp & better suspension.
Read also: How to check a used car’s history
In this article, I will talk about the WRX STI acceleration specifications, key points associated with performance, comparisons, & more.
What Makes The WRX STI So Fast?
The all-wheel drive (AWD) symmetrical setup in a WRX STI, along with its boxer engine, delivers power with immediate torque to the wheels. This mechanism ensures that the experience of 0-60 time feels explosive.
The Subaru WRX STI is a car with rally heritage that first emerged in 1994. It embodies all-wheel drive, turbocharged performance, and sharp handling, ensuring exhilaration with every acceleration off the line.
“As with its Multi-Mode Driver Controlled Center Differential (DCCD) Symmetrical All-Wheel Drive, the WRX STI brings the grip and power of the rally-bred performance technology to the street with unmatched acceleration,” said Subaru in the 2021 WRX Press Kit.
While the newer models like the new 2025 WRX tS keep the spirit alive with better Brembo brakes and adaptive dampers, in addition to better wheels and tires, nothing feels better than the unrefined feel of a classic STI.
Subaru WRX STI 0-60 Times by Model Year
The Subaru WRX STI has various 0-60 mph times over the years, with times of as low as 4.6 seconds in some of the high-performance years, and some around 5.5 seconds in the most modern models.
Here’s a quick overall review of key WRX models and their acceleration:
| Model Year | 0-60 mph Time | Engine Specs | Key Features |
| 2015 WRX STI | 4.8 sec | 2.5L turbo, 305 hp, 290 lb-ft | Launch Edition variant at 4.6 sec |
| 2018 WRX STI | 5.2 sec | 2.5L turbo, 310 hp, 290 lb-ft | Type RA at 5.5 sec with lighter components |
| 2019 WRX STI S209 | 4.6 sec | 2.5L turbo, 341 hp, 330 lb-ft | Limited edition with upgraded turbo |
| 2020 WRX STI Series | 5.2 sec | 2.5L turbo, 310 hp, 290 lb-ft | Enhanced aerodynamics |
| 2025 WRX tS (post-STI) | 5.5 sec | 2.4L turbo, 271 hp, 258 lb-ft | STI-tuned suspension, Brembo brakes |
Table: Subaru WRX STI 0-60 times and specifications from MotorTrend & ZeroTo60Times (2025)
Previous models, such as the 2010 WRX STI, timed at 4.7 seconds. The 2014 STI was 6.59 sec at altitude (unadjusted), and showcases the impact of elevation and other factors in environmental tests.
What Factors Affect WRX STI’s Acceleration?
There are many factors that can influence the WRX STI’s performance to 60 mph, including engine, transmission, condition, mods & variants.
Engine and Torque Curve – The 2.5L turbo engine comes into its torque peak at a high RPM (over 4,000). But the 2.0L in the base WRX comes in at more than 2,000 RPM, which is less than the STI, making the WRX better at low-end launches rather than mid-range pulls.
Transmission and Drivetrain – The STI features a 6-speed manual and driver-controlled center differential for better traction and grip. However, its weight (around 3400 lbs) may hinder launch and acceleration.
Conditions – Many unknowns affect conditions, such as altitude, tire grip, and skill from the driver. For example, Reddit users indicate that the WRX catches the STI in 0-60 performance (5.6 vs 6.0 sec) because the torque curve is different between the two vehicles, but the WRX STI is better for highway use.
Mods and Variants – Certain versions, like the S209, have increased power (341hp), thus reducing 0-60 time by seconds.
A review from 2014 indicated that at an altitude above 4,000 ft, a stock STI achieved 0-60 performance of 6.59 sec based on 3 runs. This again highlights real-world performance differences.
WRX vs WRX STI: Which Accelerates Faster?
In general, base WRX models will usually provide faster 0-60 than WRX STI models due to lower weight and, of course, being a more performance-based model. An example is the WRX producing 5.6 seconds to 60 mph in 2022, whereas the STI model clocked 6.0 seconds.
However, the STI does have better All Wheel Drive (AWD), as well as better track options with stiffer suspension.
Check also: How Much Does A Car Weigh?
Why Consider the WRX STI for Acceleration?
In addition to the numbers, the WRX STI’s rally history engages enthusiasts with its boxer rumble and AWD capability.
While no longer made, you can still buy a low-mileage WRX STI for a good value. Expect to pay in the $25,000-$35,000 range.
How can you test WRX STI 0-60 yourself?
Hey, don’t take anyone’s word for it when it comes to verifying the speed of the WRX STI. You can do it yourself, and I’ll give you tips on how.
For the most accurate times:
- Find a good stretch of safe, legal track or closed road
- Use launch control. Foot on brake, and engage at 5,500 RPM
- Use a GPS-based timing app (Example: Harry’s LapTimer)
- Take special note of conditions. You should drive on dry pavement and at sea level for the best times.
Frequently Asked Questions (FAQs)
What is the 0-60 time for a Subaru WRX STI?
Typically, the 0-60 time for a Subaru WRX STI is 4.6-5.7 seconds, depending on make and model. For example, 2019 S209 stands at 4.6 sec.
What is the 0-60 time for the 2017 WRX STI?
For a 2017 WRX, the 0-60 time is about 4.7 seconds for stock models.
How fast is the WRX STI?
A WRX STI reaches 60 mph in under 5 seconds for tuned variants. The top speed is about 159 mph.
How much HP is a 2017 STI?
A 2017 STI’s horsepower is 305 from a 2.5L turbo.
What is the fastest 0-60 time for a Subaru WRX?
A base WRX can do 5.6 seconds, which is slightly faster than some of the WRX STIs because STIs are heavier.
How fast does a Subaru BRZ go 0-60?
A Subaru BRZ takes around 6.3 seconds to reach 60 mph, slower than the WRX STI.
What is the 0-60 on a 2013 WRX STI hatchback?
For a WRX STI hatchback, 0-60 is a bit less than 4.7 seconds.
How much horsepower does a 2019 Subaru WRX STI have?
A 2019 Subaru WRX STI has 310hp standard & 341hp for S209.
Is an STI faster than a WRX?
An STI has a better top end than a regular WRX. But you’ll find that a regular WRX will typically be quicker with 0-60 because of the quicker torque curve.
What is the 0-60 time for the 2025 WRX tS?
The 0-60 time for the 2025 WRX tS should be around 5.5 seconds.
Final Tips for WRX STI Buyers
Be aware of the Model year. You want a 2019 model for the best performance. If you use the car regularly, the turbo will need to be checked to deliver consistent acceleration.
You’ll get personal experiences from WRX STI owners in Forums like Reddit. That should help you with maintenance and any issues.
Oh, and don’t forget STI’s resale value! A pristine STI usually warrants at least $30,000+.
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