The Porsche GT2 RS was launched on the market in 2017 as the fastest and most powerful 911 of all time so far. The 3.8-litre engine produces 515 kW (700 hp) and delivers a torque of 750 Nm. The top speed of the rear-wheel-drive sports car is 340 km/h and The two-seater weighs in at just 1,470 kilograms and accelerates from a standing start to 100 km/h in just 2.8 seconds. Porche 911 RS MR Price - $845,400 AUD