The Porsche 718 Spyder RS delivers 500 bhp from a naturally aspirated 4.0L engine that revs to 9,000 rpm. Paired with a PDK gearbox and a lightweight chassis tuned for real roads, it blends ...

Over some 300 miles we assessed each car's strengths and weaknesses, wringing out their turbocharged engines and debating whether rear-wheel drive is more rewarding than four intelligently driven ...