Test shots: Contax G 45mm f/2 vs Sony E 50mm f/1.8

To me, his head and body look sharper in the second shot; but the plane of focus is definitely further back in that shot, as you can see by comparing the Altec Lansing speaker base between the two shots.
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Nex-7 with kit lenses, Contax G 35, and a number of legacy lenses (mostly Canon FD)