Sony A7R III vs Sony WX30

Below is a detailed comparison of the Sony A7R III versus Sony WX30, one being a Pro Mirrorless and the latter is a Small Sensor Compact and both are manufactured by Sony. There is a crucial difference between the sensor resolutions of the A7R III (42MP) and WX30 (16MP) and the A7R III (Full frame) and WX30 (1/2.3") posses different sensor sizing.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The A7R III was introduced 6 years later than the WX30 and that is quite a serious gap as far as tech is concerned. Each of these cameras have different body design with the Sony A7R III being a SLR-style mirrorless camera and the Sony WX30 being a Compact camera.

Before going right into a comprehensive comparison, here is a brief highlight of how the A7R III matches up versus the WX30 with regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Sony Alpha A7R III and Sony Cyber-shot DSC-WX30. The whole galleries are viewable at Sony A7R III Gallery and Sony WX30 Gallery.

For anyone who is looking to lug around your camera often, you will have to factor in its weight and proportions. The Sony A7R III has outside 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 WX30 has measurements of 92mm x 52mm x 19mm (3.6" x 2.0" x 0.7") having a weight of 117 grams (0.26 lbs).

Examine the Sony A7R III versus Sony WX30 in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that time. Underneath is a front view physical size comparison of the A7R III compared to the WX30.

Factoring in size and weight, the portability score of the A7R III and WX30 is 63 and 96 respectively.

Generally, it's hard to visualize the difference between sensor measurements purely by reading through specs. The visual here will give you a stronger sense of the sensor dimensions in the A7R III and WX30.

As you can plainly see, each of the cameras have different resolutions and different sensor measurements. The A7R III having a bigger sensor is going to make getting shallow DOF less difficult and the Sony A7R III will resolve greater detail using its extra 26MP. Higher resolution will enable you to crop photographs a bit more aggressively. The younger A7R III provides an advantage in sensor tech.