Can you specify what you mean by high ISO performance? Do you mean read-noise or do you mean DR or something else? Canon is very competitive in read-noise and D

Can you specify what you mean by high ISO performance? Do you mean read-noise or do you mean DR or something else? Canon is very competitive in read-noise and DR. Yes AFAIK they don't have dual-gain in their professional series, but the difference is not "magnitudes better" FWICT. Read Noise: http://www.photonstophotos.net/Charts/RN_ADU.htm#Canon%20EOS%201D%20X%20Mark%20II_14,Canon%20EOS%205D%20Mark%20IV_14,Nikon%20D5_14,Nikon%20D850_14,Sony%20ILCE-7RM3_14,Sony%20ILCE-9_14 http://www.photonstophotos.net/Charts/RN_ADU.htm#Canon%20EOS... DR: http://www.photonstophotos.net/Charts/PDR.htm#Canon%20EOS%201D%20X%20Mark%20II,Canon%20EOS%205D%20Mark%20IV,Nikon%20D5,Nikon%20D850,Sony%20ILCE-7RM3,Sony%20ILCE-9 http://www.photonstophotos.net/Charts/PDR.htm#Canon%20EOS%20...