Sony A7S III vs Sony A580

Let's examine more in depth at the Sony A7S III versus Sony A580, one is a Pro Mirrorless and the other is a Entry-Level DSLR and they are both offered by Sony. There exists a huge gap among the sensor resolutions of the A7S III (12MP) and A580 (16MP) and the A7S III (Full frame) and A580 (APS-C) use different sensor dimensions.

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The A7S III was released 9 years after the A580 which is a fairly significant gap as far as camera technology is concerned. Each of the cameras come with different body type with the Sony A7S III being a SLR-style mirrorless camera and the Sony A580 being a Compact SLR camera.

Before delving in to a comprehensive comparison, below is a brief overview of how the A7S III scores versus the A580 in regards to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Sony Alpha A7S III and Sony Alpha DSLR-A580. The complete galleries are available at Sony A7S III Gallery and Sony A580 Gallery.

For those who are planning to travel with your camera often, you will have to take into account its weight and volume. The Sony A7S III provides outside measurements of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") and a weight of 699 grams (1.54 lbs) while the Sony A580 has sizing of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 599 grams (1.32 lbs).

See the Sony A7S III versus Sony A580 in the latest Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you have attached at that time. Following is the front view size comparison of the A7S III vs the A580.

Looking at dimensions and weight, the portability rating of the A7S III and A580 is 61 and 64 respectively.

More often than not, it can be tough to picture the gap in sensor dimensions simply by checking out specs. The image underneath should provide you a clearer sense of the sensor sizing in the A7S III and A580.

All in all, both cameras have got different megapixel count and different sensor dimensions. The A7S III featuring a larger sensor is going to make achieving shallow depth of field easier and the Sony A580 will produce greater detail as a result of its extra 4 Megapixels. Greater resolution can also make it easier to crop images much more aggressively. The more modern A7S III should have a benefit with regard to sensor technology.