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bla bla bla........26 extra features... good one for wedding photos
At less than half the price of the 1Dx, the 22MP Canon 5D Mark III's image quality test results lagged behind its pricier sibling by just a hair. However,the camera's layout, more compact size, and lower price make it the best choice for many wedding photographers. Improved autofocus, boosted ISO to 102,400 and clean ISO through 2000 are all great results, and the generous buffer size, shutter life cycle claimed at 150,000 clicks, and rugged build make it the Canon DSLR you're most likely to use for wedding work.
If you are a seasoned wedding professional photographer, you understand that in this era of fast-changing (and improving) technology, the best camera a couple of years ago may not be able to deliver the combination of image quality and usability that will allow you to keep up with or ahead of the competition. Besides, if you've shot over 100,000 pictures with it, your workhorse camera may be nearing the end of its lifespan. You owe it to yourself to consider upgrading.
While the default answer may be that you should buy the newest version of the camera you already have, you may want to consider either switching systems, upgrading, or going with the most obvious, default option