This BMW 420d M Sport offers a compelling blend of performance and economy, achieving an impressive 60 miles per gallon, which is significantly better than many similar vehicles. Its low CO2 emissions and low insurance group further contribute to its cost effectiveness. For those needing practicality, the generous boot space ensures ample room for luggage or shopping. Performance enthusiasts will also note its brisk acceleration, capable of reaching 0 to 62 miles per hour in just 7.3 seconds.