I spent a week commuting in the Acura ADX A-Spec Advance in L.A.—here’s what I think of its style, comfort, fuel efficiency, and daily use. The compact crossover is everywhere in Southern California.

The RDX is first and foremost a head-turning SUV. Its new-to-the-RDX Urban Gray Pearl hue pairs exquisitely well with new, exclusive to the A-Spec, 20-inch Berlina Black machine-finished alloy wheels.

The crossovers are taking over, whether you like it or not. In today’s complicated automotive market, it would feel a little disingenuous not to point out that the bread and butter of legendary luxury ...