General OverviewThe 2015 BMW X6 is a luxury 4-door sport utility vehicle (SUV) with coupe-inspired design and premium features. It sits between a traditional SUV and a sporty crossover in terms of style and performance.The xDrive35i trim specifically denotes all-wheel drive (xDrive) with BMW's 3.0-liter turbocharged inline-6 engine. Engine & PerformanceEngine Type: 3.0-liter turbocharged inline 6-cylinder gasoline engine.Horsepower: 300 hp @ 5800 rpm.Torque: 300 lb-ft @ 1300 rpm.060 mph: 6.0 seconds (independent tests may vary slightly).Transmission: 8-speed automatic with manual mode.Drivetrain: All-wheel drive (xDrive). Fuel EconomyEPA Estimated MPG: City: 18 mpg Highway: 2627 mpg Combined: 21 mpg