Samsung NX300M vs Sony A7S III

In this write-up, we will be matching up the Samsung NX300M vs Sony A7S III, former is a Entry-Level Mirrorless while the latter is a Pro Mirrorless by competitors Samsung and Sony. There is a considerable difference between the image resolutions of the NX300M (20MP) and A7S III (12MP) and the NX300M (APS-C) and A7S III (Full frame) possess totally different sensor size.

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The NX300M was manufactured 8 years before the A7S III which is quite a large difference as far as tech is concerned. Each of the cameras offer different body type with the Samsung NX300M being a Rangefinder-style mirrorless camera and the Sony A7S III being a SLR-style mirrorless camera.

Before delving in to a comprehensive comparison, below is a quick summary of how the NX300M scores versus the A7S III in the way of portability, imaging, features and an overall score.

Following is a preview of the gallery images for Samsung NX300M & Sony Alpha A7S III. The entire galleries are viewable at Samsung NX300M Gallery & Sony A7S III Gallery.

For anyone who is going to carry around your camera frequently, you'll have to consider its weight and measurements. The Samsung NX300M enjoys outside dimensions of 122mm x 64mm x 41mm (4.8" x 2.5" x 1.6") accompanied by a weight of 331 grams (0.73 lbs) and the Sony A7S III has proportions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") having a weight of 699 grams (1.54 lbs).

Contrast the Samsung NX300M vs Sony A7S III in our newest Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary dependant on the lens you are employing at that moment. Here is the front view measurement comparison of the NX300M against the A7S III.

Factoring in size and weight, the portability rating of the NX300M and A7S III is 86 and 61 respectively.

Often, it is hard to see the gap between sensor sizes purely by checking technical specs. The picture below will give you a stronger sense of the sensor sizes in the NX300M and A7S III.

As you can tell, the two cameras enjoy different megapixels and different sensor sizes. The NX300M featuring a tinier sensor will make getting shallow depth of field more challenging and the Samsung NX300M will give more detail due to its extra 8 Megapixels. Higher resolution can also enable you to crop photographs far more aggressively. The more aged NX300M is going to be disadvantaged with regard to sensor tech.