Microsoft is quick to note that the user experience is identical between the One and Two -- even though they have distinctly different form factors, all of the specs related to software performance are the same across both models, so it's really just a question of whether you want one-handed operation with the One or two-handed operation with the Two coupled with a larger, higher-resolution display.
First, it's important to note that the pair of myTouch devices are identical in componentry and general design, with the major difference being that the myTouch Q is a bit thicker due to its slideout keyboard.
The same folks who were concerned about the Galaxy Note II's behemoth size will also have identical reservations for the 5-inch DNA at first, but this particular device isn't looking to compete in the same genre.
The MPs also question the adequacy of having "a monopoly supplier business model in police procurement" and note that the new official Taser supplier consists of "more or less identical personnel operating in the same premises with a near-duplicate website" as the former distributor.