Sony A7S III vs Sony a5000

On this page, we are evaluating the Sony A7S III versus Sony a5000, one is a Pro Mirrorless and the other is a Entry-Level Mirrorless and both are manufactured by Sony. There exists a significant gap between the image resolutions of the A7S III (12MP) and a5000 (20MP) and the A7S III (Full frame) and a5000 (APS-C) offer totally different sensor sizes.

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The A7S III was released 6 years after the a5000 which is quite a sizable gap as far as technology is concerned. Each of these cameras have different body design with the Sony A7S III being a SLR-style mirrorless camera and the Sony a5000 being a Rangefinder-style mirrorless camera.

Before diving into a step-by-step comparison, here is a brief summary of how the A7S III grades vs the a5000 with 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 a5000. The complete galleries are available at Sony A7S III Gallery and Sony a5000 Gallery.

In case you're intending to travel with your camera, you should factor in its weight and size. The Sony A7S III offers outer dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs) and the Sony a5000 has specifications of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") along with a weight of 269 grams (0.59 lbs).

Take a look at the Sony A7S III versus Sony a5000 in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you choose at that time. Below is a front view sizing comparison of the A7S III compared to the a5000.

Considering dimensions and weight, the portability score of the A7S III and a5000 is 61 and 89 respectively.

Typically, it is difficult to see the contrast between sensor dimensions just by checking a spec sheet. The image underneath should offer you a far better sense of the sensor dimensions in the A7S III and a5000.

As you can see, both the cameras provide different resolutions and different sensor dimensions. The A7S III because of its larger sensor will make achieving shallow depth of field easier and the Sony a5000 will resolve more detail as a result of its extra 8MP. Greater resolution will enable you to crop images more aggressively. The more modern A7S III will have a benefit with regard to sensor innovation.