Real MPG: Subaru WRX STI (2014 - 2018)
Powerful and vocal boxer engine. Responsive handling with mountains of grip. Large and practical interior.
Running costs are huge. The attention-seeking exterior won't be for everyone. Cabin feels cheap and dated.
Select engine for more Real MPG information:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| 2.5 | 25.9–27.2 mpg | - | 26.5 mpg | 100% |
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Subaru WRX STI (2014 - 2018)
Powerful and vocal boxer engine. Responsive handling with mountains of grip. Large and practical interior.
Rivals
| Subaru WRX STI (2014 - 2018) | 26.5 | avg mpg |
| Ford Fiesta ST (2013 - 2018) | 37.6 | avg mpg |
| MINI John Cooper Works (2015 - 2024) | 34.6 | avg mpg |
| Peugeot 208 GTI (2013 - 2019) | 40.6 | avg mpg |
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