If one is good, two must be better, right? Or twice as good. The question is whether that simple equation adds up for BMW's upgraded 1 and 2 Series siblings – the former, a range of five-door hatches, ...

There was a big kerfuffle a few years back when BMW made the decision to switch its entry-level 1 Series hatchback from a rear-drive platform to a newer, more efficient front-wheel drive architecture, ...