Sony A7S III vs Sony WX9

In this write-up, we will be comparing the Sony A7S III and Sony WX9, former being a Pro Mirrorless while the latter is a Ultracompact and both are sold by Sony. There exists a large gap between the image resolutions of the A7S III (12MP) and WX9 (16MP) and the A7S III (Full frame) and WX9 (1/2.3") use totally different sensor sizing.

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The A7S III was unveiled 9 years later than the WX9 and that is quite a serious difference as far as technology is concerned. Both of the cameras offer different body type with the Sony A7S III being a SLR-style mirrorless camera and the Sony WX9 being a Ultracompact camera.

Before getting straight into a step-by-step comparison, below is a quick introduction of how the A7S III scores versus the WX9 with regards to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Sony Alpha A7S III & Sony Cyber-shot DSC-WX9. The full galleries are available at Sony A7S III Gallery & Sony WX9 Gallery.

For anyone who is going to carry your camera often, you're going to have to take into account its weight and size. The Sony A7S III offers external measurements of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") and a weight of 699 grams (1.54 lbs) and the Sony WX9 has specifications of 95mm x 56mm x 20mm (3.7" x 2.2" x 0.8") accompanied by a weight of n/a grams (0.00 lbs).

Contrast the Sony A7S III and Sony WX9 in our brand new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you are employing during that time. Here is the front view measurements comparison of the A7S III vs the WX9.

Factoring in dimensions and weight, the portability rating of the A7S III and WX9 is 61 and 99 respectively.

Normally, it can be difficult to see the difference between sensor sizing just by looking at specs. The visual underneath will help offer you a more clear sense of the sensor sizing in the A7S III and WX9.

As you can plainly see, each of these cameras enjoy different megapixels and different sensor sizing. The A7S III with its bigger sensor will make shooting bokeh easier and the Sony WX9 will give you greater detail having an extra 4MP. Higher resolution will enable you to crop photographs far more aggressively. The more modern A7S III is going to have a benefit with regard to sensor tech.