Midsize cars are the Goldilocks of vehicles, straddling multiple categories and promising to avoid the drawbacks of each.

We recommend the xDrive40d diesel engine and M Sport trim, plus the optional Ultimate Pack if you can afford it. The M60i stands as a trim level in its own right, adding a limited-slip ...

The M240i is considered a model in its own right, so there’s no trim level as such. You do get a few more luxuries than on lesser engines, though, including leather seats. The range-topping ...