Mercedes-Benz's SL-Class certainly represents one of the best looking roadsters presently on the market. Though not offering a performance as extreme as some rivals, the SL offers superior comfort and a smoother ride. Depending on your budget and taste, you can opt for one of several engines, including V8s and V12s. This is the kind of exclusive automobile that will make you stand out. And it is comfortable when driven leisurely and can become a very sporty car when driven aggressively.