BMW 4 SERIES CONVERTIBLE (2017-20) 420I 2DR CONVERTIBLE 2.0 SS 184 EU6 M SPORT AUTO8

Buyer's Guide & Data from our Checks
The BMW 4 SERIES CONVERTIBLE (2017-20) 420I 2DR CONVERTIBLE 2.0 SS 184 EU6 M SPORT AUTO8 is a stylish and sporty vehicle popular among drivers seeking a blend of luxury and fun driving. Positioned within the premium convertible market in the UK, it appeals to those who desire an open-top experience with a touch of class. This model is frequently used for leisure driving and stylish commutes, especially by individuals or couples who appreciate comfort and sporty handling. It often appeals to those who want a vehicle that stands out with its sleek design, dynamic performance, and high-quality features.
Based on nearly 1,000 mycarcheck.com lookups and over 440 VINs, this car typically has a low annual mileage of around 7,000 miles, indicating its use as a leisure or weekend car rather than daily transportation. The average private sale value is around £20,000, reflecting its position as a desirable used luxury convertible. Notable for its M Sport trim and efficient EU6 fuel standards, this vehicle is known for a reliable drive, stylish appearance, and a premium feel that often surpasses rivals in the same class.
In the used car market, the 420I model is praised for its engaging driving experience and solid build quality. It is best suited for singles, couples, or small families looking for an elegant convertible that offers sporty road presence without sacrificing comfort. Compared to its rivals, it’s recognized for a refined balance of performance, design, and reliability, making it a popular choice for those seeking both style and functionality in a used luxury convertible.
Don’t risk buying a BMW 4 Series Convertible without knowing its true history. Hidden debts, write-offs or mileage fraud could cost you thousands. Enter the reg now and run a quick check before it’s too late.
Key Findings
The following statistics are drawn from our checks of 447 different vehicles, run between February 18th 2021 and April 30th 2026. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
973
Lookups
Lookups
21
Hidden Histories
Hidden Histories
40k
Average Mileage
Average Mileage
£20,000
Average Valuation
Average Valuation












