See also:

Under the Hood
The 135i's turbocharged inline-six makes 300 horsepower and 300 pounds-feet of torque. It works through a six-speed manual or BMW's seven-speed dual-clutch automatic. Either car hits 60 mph in abo ...

System limits
Basic limits System operation is limited in situations such as the following: On steep hills, in steep depressions or in tight curves. When the camera is dirty or the protective glass i ...

Features & Long-Term Ownership
Starting at $38,000, the X3 comes standard with vinyl upholstery, power front seats, automatic climate control and a dual-pane panoramic moonroof. Options include leather, heated front and rear se ...