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What are the differences between Subaru WRX and Subaru STI?

3 Answers
AubreyFitz
09/01/25 7:13am
The differences between Subaru WRX and Subaru STI are: 1. Different exterior dimensions: The Subaru WRX measures 4580mm in length, 1795mm in width, and 1470mm in height; the Subaru STI measures 4570mm in length, 1775mm in width, and 1460mm in height. 2. Different transmissions: The Subaru WRX has a 6-speed manual transmission; the Subaru STI has a 6-speed manual transmission and a continuously variable transmission. 3. Different power outputs: The Subaru WRX is equipped with a 2.0T turbocharged engine with a maximum power of 200kW; the Subaru STI is equipped with a 2.5T turbocharged engine with a maximum power of 227kW.
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CadenFitz
09/14/25 3:01am
As a daily commuter, I often drive the Subaru WRX to work and find it practical, comfortable, and affordable. In contrast, the STI is more geared towards performance enthusiasts, with higher horsepower (approximately 268 hp for the WRX vs. 310 hp for the STI) and stiffer suspension tuning, making it a bit bumpier on rough roads. Other differences include the transmission: the WRX offers an optional CVT automatic, which is ideal for city driving, while the STI comes only with a manual transmission, emphasizing driving engagement. Externally, the STI features unique badges and a more aggressive rear spoiler. The WRX is more fuel-efficient and cost-effective, whereas the STI requires higher-octane fuel and has pricier maintenance. Overall, if you're not chasing extreme speed, the WRX is a hassle-free choice; but if you occasionally crave excitement, the STI is thrilling. Remember to test drive both to truly feel the difference.
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OTanner
10/28/25 3:42am
Having been a car enthusiast for years, I deeply understand that the key differences between the Subaru WRX and STI lie in performance tuning. The WRX engine is smooth and adequate, but the STI upgrades the turbocharger for faster acceleration response, especially more stable during high-speed cornering. In terms of the chassis, the STI employs the DCCD intelligent all-wheel-drive system, which distributes power more precisely, making it suitable for track or snowy conditions. While the WRX's all-wheel-drive system is also strong, it leans more towards daily driving. For the brakes, the STI features larger brake discs with better heat resistance performance. The interior differences are obvious: the STI seats offer better support, and the dashboard includes more monitoring functions. The price difference amounts to tens of thousands, buying the STI is for that pure driving pleasure, making your blood pump with excitement. If the budget is limited, the WRX's base performance is already outstanding, and after modifications, it can come close to the STI.
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