Both the Xbox One and PlayStation 4 launched with just 500GB of disk storage. And while this might have sounded like an enormous amount to owners of the previous generation of consoles, the jump from these older boxes in terms of graphical fidelity meant this space would only be enough for a dozen or less games. We’re now just starting to see systems ship with 1TB internally. If your’re an early adopter you can add storage yourself to you Xbox One simply by plugging in a USB 3.0 drive. But which one do you choose?