These renders look like real photos taken with an old camera.
Have a look at marvelous renders in Blender Cycles presented by Blitter, one of the Blender Artists website users. These are all rendered in Cycles. The artist used a customized Daz model, morphs, and textures, plus a number of Blenderkit assets. Each render took from the latest series took approximately 10 minutes at 2048 samples with 2080 Ti.
Check out some of the artists's renders below: