Originally Posted by stevensonleehk
Just wondering whether or not there is a really big difference in terms of performance between these 3 cars.
... is it worthwhile considering an upgrade to a 330i or 335i?
The N54 engine in the 335 is seriously addictive--test drive one and you'll see what people mean. If you can pick up a good deal in this market I'd heartily recommend going for it.