convertible. realize an artist that i know says we re looking at one of the world s most powerful convertibles the bentley continental g.t.c. it has a 12 cylinder engine 467 kilowatts accelerates from 0 to 100 kilometers in 3.9 seconds and tops out at 333 kilometers per hour all this in a very large areas package we take a closer look at in this relation. the convertible measures a remarkable 4.85 meters in length 22 inch rims underline elegance and sporting. 4 round headlights and a powerful black grille characterized the front of the bentley g.t. convertible.