+ Potent turbo four, four-wheel drive, five-door versatility. - Brittle ride, can get silly expensive, garish aero canards.
Car manufacturers sometimes stray from established paths in their quest for market growth, occasionally birthing creations that surprise us with vision, excellence, and healthy profits (see Porsche Cayenne and Cadillac Escalade). Other times, however, the process yields a dud, such as the BMW 5-series GT. While Mercedes-Benz's extra-strength GLA45 AMG is certainly more exciting than BMW's Quasimodo, it's no less confusing.
The star atop the new-for-2015 GLA-class lineup, this AMG 45 is what Mercedes calls a high-performance compact luxury crossover. But it's really an anabolic hatchback perched on its tippy-toes, stewed in the same hot-rod sauce as its mechanical twin, the CLA45 AMG sedan. At just 58.2 inches tall, the GLA45 could…