The X5 is a midsize luxury SUV and one of the BMW vehicles offering the most selection. Every powertrain available comes with mild hybrid technology. Output ranges from 375 horsepower in base xDrive40i trim to 617 horsepower in the almighty X5 M Competition. There’s also a plug-in hybrid model with up to 63 km of pure electric range for drivers looking to save money on fuel and do most of their daily commutes in silent fashion.