Nov 12, 2019 · I'm afraid that won't be the case. The X-Pro3's images are very good for APS-C but sensor performance hasn't improved so much that it can catch up to the relatively modern sensor in the D750. At any given exposure, the D750's sensor will have the chance to capture 2.3x (1.22EV) more total light than the X-Pro3's does.

Oct 15, 2019 · The Sony a7R IV is the company's fourth generation, high-resolution full-frame mirrorless camera and is built around a BSI-CMOS sensor that outputs 60.2MP images. Relative to previous generations, it promises more robust build quality, refined controls, the company's latest autofocus implementation, and more.