Evo's Jethro Bovingdon pitted the Mercedes-Benz SLS AMG against the Porsche 997 based 911 GT2 RS to see which is faster.

The Porsche 911 GT2 RS has 620PS (612hp) and 700Nm (516 lb-ft) from a twin-turbocharged 3.6-liter six-cylinder boxer engine and is equipped to take on Mercedes-AMG’s beast. The SLS AMG Black Series is powered by a 6.2-liter naturally-aspirated V8 engine producing 631PS (622hp) and 634Nm (468 lb-ft).

But as we know, numbers aren't everything. So who will come out on top? Watch the video below: