CNET - A retractable hard top may not seem like a great idea for a BMW M performance car. It not only adds weight, but that weight shifts the balance of the car, depending on whether the top is up or stowed in the trunk. Most drivers, however, will likely forget those concerns as they pilot the 2015 M4 Convertible down a twisty road and feel the wind and sun.
The open top will let the bark of the 425-horsepower, turbocharged 3-liter inline six-cylinder engine resonate in their passengers' ears -- the note changing dramatically at each shift of the six-speed manual or optional seven-speed dual-clutch transmission.
Yes, the M4 Convertible should satisfy thrill-seekers as it includes the full range of performance gear available to the standard M4. An available adaptive suspension should help with any weight imbalance from the moveable top and performance settings change the steering response. Throttle and gear-shift response is also programmable by the driver, as is the traction control. Read More
