All three versions of the Maserati GranTurismo have top speeds of 185 miles per hour. These all go from 0 to 60 mph in 4.7 seconds.
Besides the GranTurismo, there are three other models of the Maserati. The Ghibli has three versions, and their top speeds range from 163 to 177 mph. The versions of the Quattoporte have top speeds ranging from 175 to 190 mph. The GranTurismo Convertible offers the lowest base price, and all four have top speeds of 177 mph. The Ghibli and the Quattroporte offer a V6 engine while the engine in the GranTurismo and GranTurismo Convertible is a V8.