Unless your labeling is very basic, the $40-list price difference between the P-Touch Cube and the P-Touch Cube Plus seems trivial. Spending the extra cash gets you a built-in rechargeable battery, an automatic cutter, twice the speed, and support for multiple users and more devices.
Fast; Good print quality; Runs on USB or rechargeable battery; Automatic cutter; Large selection of label types in several colors and sizes
Expensive consumables