2018 BMW 4 Series
420I M Sport
54,000mi Auto Petrol 2.0L
The Reliability Index analyses several factors: cost, a car's rate of failure and inconvenience for the driver. It's based on data collected through a large number of claims that are made throughout each year and shows you a good overview of cars that are on the UK's roads today. The BMW 4 Series is in the top 20 of the Reliability Index and at this dealer you can pick up this used 420I M Sport for just £14,995. It's already a bargain for this model, even more so taking into account that it's less likely to leave you with an extra bill for repairs.