Amazon | Sony a7R III Mirrorless Camera: 42.4MP Full Frame High Resolution Interchangeable Lens Digital Camera with Front End LSI Image Processor, 4K HDR Video and 3" LCD Screen - ILCE7RM3/B Body,
Sony A7R III Review
Sony A7R II Review
Sony A7R II review: A full-frame powerhouse, the A7R II leaps beyond its predecessor - CNET