REAL MPG:
Porsche Boxster (2005 - 2012) Boxster 2.9
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Submit your Real MPG
30.0
Official MPG
24.6–33.8
Real MPG
29.8
Real MPG Average
99%
of official MPG
More engines available for this model:
| Engine | Official MPG | Real MPG Avg. | Real MPG % | |
| Boxster 2.7 | 30.4 mpg | 28.7 mpg | 94% |  |
| Boxster 2.9 PDK | 31.0 mpg | 29.4 mpg | 95% | |
| Boxster 3.2 | 26.6 mpg | 26.3 mpg | 99% | |
| Boxster RS60 Spyder | 26.7 mpg | 26.3 mpg | 99% | |
| Boxster S 3.4 | 29.7 mpg | 24.7 mpg | 83% | |
| Boxster S 3.4 PDK | 30.0 mpg | 30.4 mpg | 101% | |
Our Fuel Cost Calculator shows you which will be the best choice for you.
Compare the running costs of petrol, diesel and electric cars to make the right choice for you.
Read the Honest John review...
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Porsche Boxster (2005 - 2012)
Enjoyable and easy to drive, wonderful engine sound, great performance, surprisingly practical for a two-seat sports car, good automatic PDK gearbox.
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Rivals
| Porsche Boxster (2005 - 2012) | 27.6 | avg mpg |
| Mercedes-Benz SLC (2016 - 2020) | 39.9 | avg mpg |
| Audi TT RS (2009 - 2015) | 31.2 | avg mpg |
| Jaguar XK Convertible (2006 - 2015) | 23.3 | avg mpg |
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