As has become tradition, we conducted a handful of drag races at the 2020 iteration of our annual Performance Shootout. This time it’s a battle between the two most expensive contenders: the V8-powered Mercedes-AMG GT63 S 4Matic+ and the flat-six-powered Porsche 911 Carrera S Coupé. Pick a winner…

 *Grab a copy of the January 2020 issue of CAR magazine to get the full Performance Shootout (sponsored by Bridgestone) experience…