Driver's Seat: BMW M4 convertible is a boring, comfortable ride. - Philly.com

Up to speed: Last week we toured the region in a Corvette, which offered speed and unbridled fun in the sun for two. Two, two, two cars in one: Take the BMW out for a spin without overdoing it, and you're treated to a car that out-Cadillacs Cadillac. The seats were covered in supple Sakhir orange/black full leather coverings for a mere $2,550, and I'm sure even the cow that once wore them feels honored. What's new: The BMW M4 engine shrinks a bit for the 2015 model, back to a 3. 0-liter inline six, where formerly the company used eight cylinders. That's a whole bunch of horses, and rockets the car to 60 in 3. 9 seconds, but it's packed with so much smoothness that it took a while for me to feel that I was having fun. On the road: The handling is clear and competent, but that feeling of zip or zig I got from the Corvette or a Jaguar F-Type (or even from Audis and other BMWs) was decidedly absent. Exhaust note: A key ingredient for my driving pleasure is an engine that creates a symphony of cylinders. Painful sum: Having to brutalize the engine while not feeling a sense of fun at normal speeds almost dares drivers to overdo it. Speeds of 80 and beyond are far too easy to reach and the M4 is so obligingly calm that the phrase "Officer,. Source: www.philly.com