As their extended names suggest, each of Incipio’s cables supports different maximum output speeds. In our tests, both Mini Auto Charger and Ultra Compact Auto Charger were able to refill a compatible device—an iPad mini for the former, an iPhone 5 for the latter—at their appropriate peak speeds. The cable on Mini Auto Charger is about 40” long, terminating at a plain looking round car plug. The surface that shows from the…