(See also Sony a7 III vs a7R III.) It should also help out any photographers transitioning from a DSLR camera to mirrorless, or who have bigger-than-average hands. You also get touch capabilities on the a7R III, which is an excellent way to enhance your autofocus selection; you can tap to choose an AF point, rather than fiddling with buttons. The current consensus is that 1.4x teleconverter for 24mp is the same sharpness as 1.5x crop on a 50mp sensor (resulting in about 22mp after the crop - similar to 26mp from a6700). Eg, if you crop the 50mp image from an A1, it’s just as sharp as if you used a 1.4x teleconverter with an A7iii. The A6600 is better than the A7ii across the board. I've used both. The A6600 will perform MILES better than the A7ii, and provide MUCH better value too. If you really want to be futureproof, buy the A6600 and invest in full frame lenses now, that way you can switch to an A7iii down the line seamlessly.. johnnytaquitos. If we compare it to the A7 III, the Fuji is larger but lighter. X-T4 : 134.6 x 92.8 x 63.8mm, 607g. A7 III : 126.9 x 95.6 x 73.7mm, 650g. Weather-sealing is available on both products. Fujifilm claims resistance to dust, moisture and cold temperatures down to -10˚C while Sony only mentions dust and moisture. The Differences: Sony A7 ii vs A7 iii. Starting with the most important and high-impact differences between these mirrorless Sony Alpha cameras. The list below will quickly show you what has changed and why it matters. Auto Focus: The A7 iii now has 93% frame coverage with a whopping 693 points of auto-focus (vs 117 in the A7ii). On top of this Klk3.

sony a7 vs a7ii vs a7iii