Sony A7R III vs Sony WX9

Lets take a deeper look at the Sony A7R III versus Sony WX9, former is a Pro Mirrorless while the other is a Ultracompact and both are built by Sony. There is a considerable difference among the resolutions of the A7R III (42MP) and WX9 (16MP) and the A7R III (Full frame) and WX9 (1/2.3") provide totally different sensor size.

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The A7R III was unveiled 6 years after the WX9 which is a fairly large difference as far as camera tech is concerned. Both of the cameras have different body design with the Sony A7R III being a SLR-style mirrorless camera and the Sony WX9 being a Ultracompact camera.

Before we go straight to a detailed comparison, here is a simple summation of how the A7R III scores vs the WX9 in relation to portability, imaging, features and an overall score.

The following is a sample of the gallery pictures for Sony Alpha A7R III & Sony Cyber-shot DSC-WX9. The full galleries are provided at Sony A7R III Gallery & Sony WX9 Gallery.

For anyone who is aiming to carry around your camera, you'll have to consider its weight and dimensions. The Sony A7R III comes with outside dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") with a weight of 657 grams (1.45 lbs) and the Sony WX9 has dimensions 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).

Check out the Sony A7R III versus Sony WX9 in our brand new Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ depending on the lens you use at that time. Underneath is a front view physical size comparison of the A7R III compared to the WX9.

Factoring in size and weight, the portability rating of the A7R III and WX9 is 63 and 99 respectively.

Generally, it can be hard to envision the contrast in sensor sizes purely by going through a spec sheet. The image underneath will give you a stronger sense of the sensor sizes in the A7R III and WX9.

As you can see, both of those cameras have different megapixel count and different sensor sizes. The A7R III with its larger sensor will make achieving shallow depth of field simpler and the Sony A7R III will provide extra detail having an extra 26 Megapixels. Greater resolution will also enable you to crop pics a bit more aggressively. The more modern A7R III is going to have a benefit in sensor tech.