Sony A7R III vs Sony NEX-3N

Following is a in-depth assessment of the Sony A7R III and Sony NEX-3N, former is a Pro Mirrorless while the other is a Entry-Level Mirrorless and both of them are designed by Sony. There is a sizable difference between the resolutions of the A7R III (42MP) and NEX-3N (16MP) and the A7R III (Full frame) and NEX-3N (APS-C) come with totally different sensor sizes.

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The A7R III was released 4 years after the NEX-3N which is quite a significant difference as far as tech is concerned. Each of the cameras offer different body type with the Sony A7R III being a SLR-style mirrorless camera and the Sony NEX-3N being a Rangefinder-style mirrorless camera.

Before diving in to a complete comparison, below is a brief overview of how the A7R III scores against the NEX-3N with regard to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Sony Alpha A7R III & Sony Alpha NEX-3N. The complete galleries are provided at Sony A7R III Gallery & Sony NEX-3N Gallery.

When you are going to carry around your camera regularly, you should factor 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) whilst the Sony NEX-3N has dimensions of 110mm x 62mm x 35mm (4.3" x 2.4" x 1.4") with a weight of 269 grams (0.59 lbs).

Check out the Sony A7R III and Sony NEX-3N in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ dependant on the lens you select at that moment. Here is the front view sizing comparison of the A7R III against the NEX-3N.

Considering size and weight, the portability rating of the A7R III and NEX-3N is 63 and 89 respectively.

Usually, it's tough to envision the gap between sensor sizes purely by looking at technical specs. The picture underneath may offer you a far better sense of the sensor dimensions in the A7R III and NEX-3N.

As you have seen, the two cameras enjoy different megapixel count and different sensor sizes. The A7R III due to its larger sensor will make shooting shallower DOF less difficult and the Sony A7R III will give greater detail as a result of its extra 26MP. Greater resolution will also help you crop photos far more aggressively. The newer A7R III is going to have an advantage in sensor tech.