The X3 has one and a half cubic feet less interior volume than the X5, and offers the usual mix of BMW austerity mixed with luxury. Options include such treats as xenon headlights, a six-speed automatic transmission, park assist, navigation, and a heated steering wheel. A Premium Package includes leather seats, auto-dimming mirrors, and Bluetooth. A Sport Package adds a stiffer suspension and larger wheels. The Cold Weather Package comes with front and rear heated seats, and headlight washers.