The BMW X1 is controversial - but it might be the perfect new entry-level BMW

BMW used to be easy. The point of entry for the ultimate-driving-machine experience was the 3-Series, especially in four-door sedan trim. Versatile, quick, with razor-sharp handing and seating for two grownups in the back and room for luggage in the trunk.

BMW has been selling the 3-Series for so long that it's kind of stuck with the thing.

Its excellence is an albatross, as the market has soured on sedans and wants SUVs. What's BMW to do? The 3-Series wins every car-magazine comparison test and has for decades.

The automaker has tried to craft other points of entry, via the discontinued 1-Series and the 2-Series, but neither has a crossover to sell.

Meanwhile, 3-Series sales have been getting clobbered, as buyers skip out on sedans. It's not like BMW can up and say "See ya!" to it's most legendary vehicle, so something different is called for.

It's called the X1, and it's a subcompact crossover SUV, a bit smaller and cheaper than the very successful X3.

I borrowed one for a few days, a 2016 X1 xDrive28i priced at about $44,000 and nicely equipped. Here's what I thought: