Sony A7S II vs Sony A550

Lets look closer at the Sony A7S II and Sony A550, former is a Pro Mirrorless while the latter is a Entry-Level DSLR and they are both designed by Sony. The image resolution of the A7S II (12MP) and the A550 (14MP) is pretty similar but the A7S II (Full frame) and A550 (APS-C) offer different sensor dimensions.

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The A7S II was revealed 5 years after the A550 which is quite a big difference as far as technology is concerned. The two cameras have different body design with the Sony A7S II being a SLR-style mirrorless camera and the Sony A550 being a Compact SLR camera.

Before we go straight to a in-depth comparison, here is a quick summary of how the A7S II scores against the A550 when it comes to portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Sony Alpha A7S II & Sony Alpha DSLR-A550. The full galleries are provided at Sony A7S II Gallery & Sony A550 Gallery.

For anybody who is intending to travel with your camera often, you'll have to consider its weight and dimensions. The Sony A7S II has got outside measurements of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") along with a weight of 627 grams (1.38 lbs) while the Sony A550 has dimensions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

Compare the Sony A7S II and Sony A550 in our newest Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change based on the lens you are employing at that moment. The following is a front view physical size comparison of the A7S II vs the A550.

Factoring in dimensions and weight, the portability rating of the A7S II and A550 is 68 and 63 respectively.

Quite often, it's tough to imagine the difference between sensor dimensions just by reading specifications. The image here should give you a much better sense of the sensor sizing in the A7S II and A550.

To sum up, both of these cameras provide different megapixel count and different sensor dimensions. The A7S II having a bigger sensor is going to make achieving bokeh easier and the Sony A550 will deliver greater detail because of its extra 2 Megapixels. Higher resolution will also allow you to crop photographs more aggressively. The newer A7S II should have an edge in sensor innovation.