2024 X3 40i. Detailed specs and features for the 2024 bmw x3 m40i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. Edmunds also has bmw x3 m40i pricing, mpg, specs, pictures, safety features, consumer reviews and.
But does that make it the best choice? The xdrive m50 tops out at 155 mph.