The A-Classs headline feature is a pair of twin screens that stretches from behind the steering wheel to the centre of the car, much like two iPads merged together under a single piece of glass. A version of this system – called MBUX – is standard in all cars, although the screen sizes vary in different models. Half serves as your “normal” infotainment screen, while the other serves as a replacement for the traditional instrument binnacle. In addition to the smallest version of this system, the entry-level SE comes with 16-inch alloy wheels, air-conditioning and faux-leather upholstery, as well as Mercedes advanced voice control system. The Sport model adds 17-inch alloy wheels, LED headlights and dual-zone climate-control, in case you and your passenger like the air to be different temperatures, and the AMG Line model brings you some funkier upholstery and a sporty bodykit. And if you go for the Mercedes-AMG A35 hot hatch, it comes with a lower stance, 18-inch wheels and even more aggressive bits on the body for that motorsport look, as well as a reversing camera, keyless entry and start, and an upgraded braking system. Instead of a long list of options, you get three different option packs that bundle things together. The Executive pack upgrades the media display to a larger 10.25-inch version, and adds heated front seats and a self-parking function; the Premium pack (available only on Sport and AMG Line models) also increases the size of the instrument display to 10.25 inches, but in addition, also lets you lock and unlock the doors without using a key and gives you a better sound system. Premium Plus gets you all of the above, plus a panoramic sunroof and some extra clever headlights that can switch full beam on while keeping oncoming cars in shadow, to avoid dazzling them. All these features are impressive, but youll need deep pockets if you want to add them on. And the same goes if you want the cleverest navigation features – including the natty augmented r