Sony A7R III vs Sony NEX-7

Lets examine more in depth at the Sony A7R III vs Sony NEX-7, one is a Pro Mirrorless and the other is a Advanced Mirrorless and they are both designed by Sony. There is a big difference among the image resolutions of the A7R III (42MP) and NEX-7 (24MP) and the A7R III (Full frame) and NEX-7 (APS-C) enjoy different sensor sizes.

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The A7R III was revealed 5 years after the NEX-7 which is a fairly big gap as far as camera 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-7 being a Rangefinder-style mirrorless camera.

Before getting straight into a thorough comparison, below is a short highlight of how the A7R III matches up versus the NEX-7 when it comes to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Sony Alpha A7R III and Sony Alpha NEX-7. The full galleries are viewable at Sony A7R III Gallery and Sony NEX-7 Gallery.

In case you're looking to travel with your camera often, you are going to need to factor in its weight and dimensions. The Sony A7R III has got outer measurements 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 NEX-7 has dimensions of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") with a weight of 400 grams (0.88 lbs).

Contrast the Sony A7R III vs Sony NEX-7 in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you select at that moment. Following is the front view over all size comparison of the A7R III and the NEX-7.

Looking at size and weight, the portability rating of the A7R III and NEX-7 is 63 and 84 respectively.

Generally, it can be hard to imagine the gap in sensor dimensions just by viewing a spec sheet. The image below will offer you a greater sense of the sensor measurements in the A7R III and NEX-7.

Clearly, each of the cameras offer different resolutions and different sensor dimensions. The A7R III with its larger sensor is going to make getting shallower depth of field less difficult and the Sony A7R III will provide you with greater detail because of its extra 18 Megapixels. Greater resolution will enable you to crop pics a little more aggressively. The newer A7R III provides a benefit with regard to sensor technology.