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Canon 5D Mark III
Canon 5D Mark III

5D Mark III vs 5D Mark II from ISO 50 to 25600 (Flowers)

Here are compared the Canon 5D Mark III to its 5D Mark II predecessor at ISO 50 through ISO 25600, whole ISO values.

The lens was the Leica 90mm f/2 APO Summicron-R at ƒ/5.6, easy to use for Canon users by simply adding a lens adapter.


For this comparison, I reduced my normal sharpening amount from 60 to 40 so as not to accentuate noise too much. As a practical matter, digital images must be sharpened and it makes a better evaluation to process images as similarly to real-world usage as possible, but perhaps not to the full amount of sharpening when very high ISO values are involved. Noise reduction was of course turned off.

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Since 2006, Diglloyd Advanced Photography is the authoritative review and reference for DSLRs and their lenses: Canon and Nikon primarily, but also Pentax and some medium format. Reviews of key DSLRs are included, but the primary focus is on lens performance. Also included is a wealth of technique and workflow approaches.

DAP includes thousands of pages of exclusive coverage and high resolution Retina-grade examples detailing Canon and Nikon DSLR bodies and their lenses, with in-depth analysis of sharpness and contrast, color, bokeh, vignetting, distortion, MTF, and flare, behavioral and practical usage.

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Comparing the relative resolution

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