Two Convertibles with some similarities, but otherwise different in most aspects such as the horsepower, ground shadow size, height, and maximum occupancy. First of all, the 2018 Mazda MX-5 Miata RF produces fewer horsepower than the 2018 Chevrolet Camaro Convertible. Also, not only 2018 Camaro Convertible is significantly larger, but it's also slightly taller than the 2018 MX-5 Miata RF. And finally, the Camaro Convertible seats two more passengers than the MX-5 Miata RF. Among similarities are the body structure and starting price.