Audi RS6 MTM (720 hp) vs Mercedes-Benz CLS55 AMG TTR VR650 (650 hp) .brAudi RS6 Evotech (720 hp) vs Mercedes-Benz CLS55 AMG VR650 (650 hp) .brBMW M4 (F82) Custom Stage 2 (550 HP), Saak Ch. vs Audi RS7 VAG-Doctor (700 HP), Vladimir Z. vs. Mercedes-Benz C63 AMG (W204) Coupe .brMoscow Unlim 500+ Dragtimes.info: Audi RS6 Evotech vs Mercedes-Benz CL65 AMG Evotech .brMercedes-Benz S55 AMG Evotech (700 hp) vs Mercedes-Benz CLS55 AMG VR650 (650 hp) .