rishi_sanyal said:neuroanatomist said:Sporgon said:I had a good laugh at this given how the Sony sensors had been the Holy Grail of low ISO DR, and how incredibly important to everyone this was. And if you didn't know how important this was to you then you were clearly in need of enlightenment, and of course there were quite a few Evangelists out there who were prepared to do that for you.
12 stops of low ISO DR for the a9, 13.5 stops for the 1D X II. I wonder why Rishi isn't comparing the a9 to it's "best-performing peers" (which is how he referred to the a7RII in the 1D X II testing)? :
I did, 6 days before your post in fact:
https://www.dpreview.com/articles/7266455439/sony-a9-real-world-iso-invariance-and-dynamic-range
Also, I see you've cleverly compared my pixel-level DR estimate of the a9 to the print normalized DR of the 1D X II. You wouldn't be trying to mislead your own friends here, would you?
The theoretical max pixel-level DR of a 12-bit ADC is 12.5 EV, which normalized to 8MP is 13.3 EV... which, incidentally, is precisely what DXO measured.
So that's actually 0.2 EV behind the 1D X II. Though in our review of the a9 we mentioned we preferred the look of the 1D X II's deep shadows b/c the a9 shows some pattern noise.
-Rishi
Ahh The lightning rod ;D I find it amusing to see arguments starting over arcane details when two products both do a supurb job, so much so, that the photographer's skill is by far the biggest factor.
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