The Canon EOS 5D Mark III produced images of amazing quality during the review period. This camera produces noise-free JPEG images from ISO 50 all the way up to ISO 3200, with noise first appearing at ISO 6400 - an incredible performance for a 22 megapixel, 35mm SLR. 5DS vs 5D Mark III – Is It Worth It? In regards to the body, the 5DS and the 5D Mark III are exactly the same. As a matter of fact, if you were to transition from the Mark III to the 5DS, you would have no problems because the menus and the buttons are exactly identical. With the $1200 difference between the Mark III and the 5DS, is upgrading Buy on Amazon.com From $1,479.95. Canon has published a product advisory notice acknowledging the existence of a 'light leak' issue on the EOS 5D Mark III. Users of the camera have reported that in dark conditions, switching on the top-LCD's back-illumination or shining a light on it alters the camera's metering, suggesting light is leaking Canon EOS 5D Mark III vs. Canon EOS 7D Mark II. Side by side. 2 cameras compared. Read review Dec 11, 2014 Mar 2, 2012 Sep 15, 2014 Metering in modern digital cameras has become an incredibly complex undertaking, and the metering system in the 5D mark III is no exception to that. The core of the iFCL (intelligent Focus, Color, and Luminance) metering system is a 63-zone “dual-layer” sensor similar to the one introduced in the EOS 7D. As Canon says on the matter: Just Posted: Our Canon EOS 5D Mark III review. The 22.3MP 5D Mark III appears to offer similar specifications to 2008's 5D Mark II. However, sensor and processing developments, along with a host of user-interface revisions mean the Mark III is a much more capable camera. It also gains a greatly-improved autofocus system. The 5D Mark III is evolutionary more than revolutionary. The biggest upgrade is with the autofocus system. Canon upgraded the 1 cross-type center AF point to a 61 point array which contains 41 cross-type points. Now the AF system is comparable to Canon's professional 1D series. High ISO noise is improved significantly. I have used Canon cameras for many years in my life as a professional photographer. From the 35mm A1 to the latest DSLR's . Here I talk about one of my favo Canon EOS 5D Mark III vs. Canon EOS 7D. Side by side. 2 cameras compared. ADD CAMERA Canon EOS 5D Mark III. Canon EOS 7D. move left: Read review Nov 6, 2009 The Mark III's biggest upgrades are its respectable 5.2 fps shot-to-shot speed (up from 3.9 fps) and its improved autofocus system. For still photography, these were the two biggest shortcomings of the 5D Mark II. The Mark III's 61-point autofocus system isn't quite as sophisticated as the one on the Canon 1D X, but it's a massive leap forward WWgh.