The Canon 5D went to ISO 1600 as standard and 3200 in Hi
The Canon 5D Mark II went to ISO 6400 and then 12800/25600 in Hi1/Hi2
The Canon 5D Mark 3 goes to ISO 25600 then to ISO 51200 and 102400 in Hi1/Hi2 extended ISO mode
This comparison between ISO performance at ISO 200, ISO 800, ISO 1600, ISO 6400 and ISO 25600. Other ISO values to follow. Where the Canon 5D does not reach the ISO level of the Canon 5D Mark II or Canon 5D Mark III the image from the highest ISO available (ISO3200)
Canon 5D ISO Comparison ISO 200 |
Canon 5D 1/2/3 ISO Comparison ISO 800 |
Canon 5D ISO Comparison ISO 25600 |