The Infiniti Q50 is he ideal mid-sized car for anyone looking for a luxurious and quick sedan. Pumping out almost 300 HP, the Q50 uses a smooth 3.0L Turbocharged V6. Competing directly cars the likes of the BMY 3-series, the Mercedes-Benz C-Class, and the Lexus IS; the Infiniti Q50 is nothing to pass up.