This page evaluates performance of the Zeiss ZM 50mm f/2 Planar on the 47-megaixel Panasonic S1R from f/2 through f/8.
In diglloyd Leica M:
Zeiss ZM 50mm f/2 Planar Aperture Series: Mosaic (Panasonic S1R)
Includes images up to full camera resolution from f/2 through f/8, including 6000 pixel width for perspective versus the Leica M10/Leica M240.
f5.6 @ 2.5 sec, ISO 100; 2019-04-09 19:50:25[low-res image for bot]
Panasonic S1R + Zeiss ZM 50mm f/2 Planar RAW: Enhance Details