Samsung GX-20 vs Sony A7R III

In this article, we are comparing the Samsung GX-20 versus Sony A7R III, one being a Advanced DSLR and the other is a Pro Mirrorless by manufacturers Samsung and Sony. There exists a huge gap among the sensor resolutions of the GX-20 (15MP) and A7R III (42MP) and the GX-20 (APS-C) and A7R III (Full frame) enjoy different sensor sizing.

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The GX-20 was introduced 10 years prior to the A7R III and that is a fairly significant gap as far as camera technology is concerned. The two cameras offer different body type with the Samsung GX-20 being a Mid-size SLR camera and the Sony A7R III being a SLR-style mirrorless camera.

Before going through a in-depth comparison, below is a quick overview of how the GX-20 matches up against the A7R III in regards to portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Samsung GX-20 and Sony Alpha A7R III. The whole galleries are provided at Samsung GX-20 Gallery and Sony A7R III Gallery.

For anyone who is looking to carry your camera, you will have to consider its weight and proportions. The Samsung GX-20 features outside dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") with a weight of 800 grams (1.76 lbs) and the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Check out the Samsung GX-20 versus Sony A7R III in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilising during that time. Below is the front view proportions comparison of the GX-20 against the A7R III.

Factoring in dimensions and weight, the portability grade of the GX-20 and A7R III is 58 and 63 respectively.

Normally, it is very hard to picture the gap in sensor sizing just by seeing specs. The photograph here may provide you a much better sense of the sensor sizes in the GX-20 and A7R III.

All in all, the two cameras enjoy different megapixel count and different sensor sizing. The GX-20 having a smaller sensor is going to make shooting shallower depth of field trickier and the Sony A7R III will produce more detail using its extra 27MP. Greater resolution will enable you to crop images far more aggressively. The older GX-20 will be behind in sensor innovation.