The 2014 BMW 428i-convertible is documented here with 1 trim and full specifications. It belongs to the Main generation (2014–present). The most efficient trim returns 9.1 L/100 km combined.
2014 428i-convertible at a glance
- Best fuel economy
- 9.1 L/100km combined
- Lowest CO₂
- 208 g/km
About the Main generation
Produced 2014–present. See all generations →
Frequently asked questions
Is the 2014 BMW 428i-convertible fuel efficient?
The most efficient 2014 428i-convertible trim returns about 9.1 L/100 km in combined driving.