The entry-level diesel model is the sDrive18d, which will have 148bhp and 243lb ft. This model will have a standard six-speed manual gearbox but all the others have an eight-speed auto box. The sDrive18d, along with the sDrive20i, gets front-wheel drive, while all the others have four-wheel drive as standard. The sDrive18d should give 68.9mph and emit 114g/km of CO2.