The 265 - hp xDrive35d, which we last drove in 2009, runs short on steam at higher revs but starts off strong, thanks to less initial lag, a gutsy diesel engine and a more decisive transmission — with six gears instead of eight. (cars.com)
There can be instances of initial lag if you nail the accelerator, but the car soon gets over itself and up to speed. (kbb.com)
Easy driving - no lag, Hard accel - initial lag at downshift with quick recovery. (carsdesk.com)