Leica has introduced a monochrome version of the popular Leica Q/Q2 compacts. Like those models, it features a 28mm f1.7 Summilux lens and full-frame sensor, only the new model sports a 47MP CMOS sans Bayer filter. The main benefit here over the 40MP Leica M Monochrom, besides the slightly higher pixel count, is the Q2 Monochrom’s autofocus and built-in EVF. The latter allows the user to not only view in B&W of course but more importantly to compose in B&W. While you can do that with the M Monochrom you would have to use the optional Visoflex or compose via the camera’s rear LCD. Both options are less compelling solutions to…