Real MPG: Subaru Impreza WRX STI (2008 - 2013)
Very quick and controllable.
Catastrophic engine failures from using alloy pistons instead of forged steel. Not as well liked as previous generation cars.
Select engine for more Real MPG information:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| 2.5 WRX STI | 27.4 mpg | - | 26.9 mpg | 98% | |
| 2.5 WRX STI 330S | 23.7 mpg | - | 24.5 mpg | 103% | |
| WRX STI Hatchback | 26.9 mpg | - | 25.6 mpg | 95% | |
| WRX STI Saloon | 26.9 mpg | - | 27.6 mpg | 103% |
Read the Honest John review...
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Subaru Impreza WRX STI (2008 - 2013)
Very quick and controllable.
Rivals
| Subaru Impreza WRX STI (2008 - 2013) | 26.3 | avg mpg |
| Renault Clio Renaultsport (2009 - 2013) | 29.7 | avg mpg |
| Ford Focus RS (2009 - 2011) | 26.0 | avg mpg |
| Renault Megane Renaultsport (2009 - 2016) | 28.5 | avg mpg |
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