Sony A7R III vs Sony HX20V

Here, we will be looking at the Sony A7R III vs Sony HX20V, former is a Pro Mirrorless while the latter is a Small Sensor Superzoom and both are built by Sony. There is a considerable difference among the resolutions of the A7R III (42MP) and HX20V (18MP) and the A7R III (Full frame) and HX20V (1/2.3") boast totally different sensor size.

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The A7R III was launched 5 years after the HX20V which is a fairly large difference as far as camera tech is concerned. Each of these cameras feature different body design with the Sony A7R III being a SLR-style mirrorless camera and the Sony HX20V being a Compact camera.

Before diving into a comprehensive comparison, here is a concise summary of how the A7R III scores versus the HX20V in relation to portability, imaging, features and an overall mark.

Following is a preview of the gallery images for Sony Alpha A7R III & Sony Cyber-shot DSC-HX20V. The complete galleries are available at Sony A7R III Gallery & Sony HX20V Gallery.

When you are planning to travel with your camera often, you'll have to think about its weight and proportions. The Sony A7R III has exterior dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 657 grams (1.45 lbs) whilst the Sony HX20V has measurements of 107mm x 62mm x 35mm (4.2" x 2.4" x 1.4") with a weight of 254 grams (0.56 lbs).

See the Sony A7R III vs Sony HX20V in our completely new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ depending on the lens you use during that time. Below is a front view measurement comparison of the A7R III vs the HX20V.

Considering size and weight, the portability score of the A7R III and HX20V is 63 and 90 respectively.

In many cases, its difficult to visualise the gap in sensor dimensions simply by seeing technical specs. The pic here will provide you a stronger sense of the sensor dimensions in the A7R III and HX20V.

As you have seen, both of these cameras feature different megapixel count and different sensor dimensions. The A7R III because of its bigger sensor will make achieving bokeh simpler and the Sony A7R III will show greater detail utilizing its extra 24MP. Higher resolution will enable you to crop photographs way more aggressively. The younger A7R III is going to have an advantage when it comes to sensor innovation.