MICHAEL ZHANG, PETAPIXEL:
The Nikon D850 isn’t actually the first DSLR to be assigned a DxOMark score of 100+. The medium format Pentax 645Z was actually awarded a ridiculously high score of 101 back in 2015, but it’s unofficial because that review has never been published.
The score appeared inside DxOMark’s review of the Sony Cyber-shot DSC-RX1R II sensor that was published on December 23, 2015. A “top 5” chart, which has since been replaced, showed the 645Z as the top camera ever with the score of 101.
Read more, here.