The BMW X6 M Competition has the most powerful engine in BMW’s standard production cars, with a 4.4-liter petrol engine that can deliver 617 horsepower and 750 Nm of torque. It can accelerate from 0-100 km/h in 3.8 seconds and has a top speed of 155 mph. The car is also equipped with advanced connectivity and driver assistance features such as the BMW M Live Cockpit Professional, M-specific Head-Up Display, and BMW Intelligent Personal Assistant.