Real MPG: BMW 1 Series Convertible (2008 - 2014)
Neat folding lightweight fabric top, high quality interior, impressive handling even with the roof down, great diesel engines.
Not the best looking convertible around, limited rear seat room.
Select engine for more Real MPG information:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| 118d | 53.3–62.8 mpg | - | 47.8 mpg | 82% | |
| 118d Automatic | 51.4 mpg | - | 44.2 mpg | 86% | |
| 118i | 42.8–43.5 mpg | - | 31.6 mpg | 73% | |
| 118i Automatic | 40.4–40.9 mpg | - | 26.3 mpg | 65% | |
| 120d | 55.4–56.5 mpg | - | 46.0 mpg | 82% | |
| 120d Automatic | 51.4 mpg | - | 41.8 mpg | 81% | |
| 120i | 41.5–42.8 mpg | - | 34.1 mpg | 81% | |
| 120i Automatic | 40.4 mpg | - | 28.3 mpg | 70% | |
| 123d | 53.3–60.1 mpg | - | 43.7 mpg | 77% | |
| 123d Automatic | 49.6 mpg | - | 37.2 mpg | 75% | |
| 125i | 33.6–34.0 mpg | - | 32.3 mpg | 96% | |
| 125i Automatic | 32.8–34.0 mpg | - | 29.9 mpg | 90% | |
| 135i | 30.1–32.8 mpg | - | 25.4 mpg | 81% | |
| 135i Automatic | 32.8 mpg | - | 25.3 mpg | 77% |
Read the Honest John review...
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BMW 1 Series Convertible (2008 - 2014)
Neat folding lightweight fabric top, high quality interior, impressive handling even with the roof down, great diesel engines.
Rivals
| BMW 1 Series Convertible (2008 - 2014) | 40.1 | avg mpg |
| Audi A5 Cabriolet (2009 - 2017) | 34.4 | avg mpg |
| Audi TT RS (2009 - 2015) | 31.2 | avg mpg |
| Alfa Romeo Spider (2007 - 2011) | 28.6 | avg mpg |
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