Originally Posted by Rex Heat
There’s a key philosophical difference between the M3 and the C63 that is best illustrated by their roofs. To save weight and lower the center of gravity, the M3 has a carbon-fiber roof panel. Every C63 coupe has a giant glass sunroof that adds weight up high. The M3 is more than 400 pounds lighter and has a 1.5-inch-lower center of gravity—two reasons the BMW enjoys livelier handling than the C63.
Didn't realize that the C63 was so top heavy. WTF were they thinking? Praises for BMW for making the M3 a true sports car literally from top to bottom.