British publication, Autocar, pits a Porsche 911 GT2 RS against a standard Porsche Carrera, in hopes of finding out if the price difference of £100,000 between the two cars is justified (£164,000 vs. £64,000). The Porsche 911 GT2 RS is the most powerful road-going Porsche ever produced, it comes with 620 horsepower and 516 pound-feet (700 Nm) of torque. Watch the video below and decide for yourself.