Sony A7S vs Sony A58

Following is a extensive comparison of the Sony A7S vs Sony A58, former is a Pro Mirrorless while the latter is a Entry-Level DSLR and they are both offered by Sony. There exists a large gap between the sensor resolutions of the A7S (12MP) and A58 (20MP) and the A7S (Full frame) and A58 (APS-C) come with different sensor measurements.

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The A7S was launched 5 months after the A58 so they are of a similar age. Each of the cameras come with different body type with the Sony A7S being a SLR-style mirrorless camera and the Sony A58 being a Compact SLR camera.

Before getting through a full comparison, below is a concise summation of how the A7S scores against the A58 in relation to portability, imaging, features and an overall score.

The following is a preview of the gallery images for Sony Alpha A7S & Sony SLT-A58. The complete galleries are viewable at Sony A7S Gallery & Sony A58 Gallery.

For anyone who is aiming to carry around your camera, you have to consider its weight and size. The Sony A7S comes with exterior measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs) while the Sony A58 has specifications of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") accompanied by a weight of 492 grams (1.08 lbs).

Compare the Sony A7S vs Sony A58 in our newest Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ depending on the lens you have attached at that time. Below is the front view overall size comparison of the A7S and the A58.

Considering dimensions and weight, the portability score of the A7S and A58 is 77 and 68 respectively.

Typically, it is very hard to visualize the gap between sensor sizes purely by reviewing specs. The picture below may give you a stronger sense of the sensor sizing in the A7S and A58.

All in all, the 2 cameras have got different megapixel count and different sensor sizes. The A7S because of its bigger sensor is going to make achieving bokeh easier and the Sony A58 will offer more detail utilizing its extra 8 Megapixels. Higher resolution can also help you crop photographs much more aggressively.