I was in a Porsche 997 Turbo S. Confident. Focused. Flat-out. Then a C63 AMG appeared. And it absolutely humiliated me. The sound, the speed, the brutal torque—this thing came out of nowhere and left ...

The new E53 plug-in hybrid (the 4Matic+ bit means it’s all-wheel drive) is so powerful and capable, it effectively matches ...

The hybrid SUV can hit 60 mph in 3.4 seconds and has a top speed of 171, even without the traditional V-8 powerplant.