Sony A7 II vs Sony NEX-3

In this article, we are comparing the Sony A7 II vs Sony NEX-3, one is a Pro Mirrorless and the other is a Entry-Level Mirrorless and both of them are produced by Sony. There is a sizeable difference among the image resolutions of the A7 II (24MP) and NEX-3 (14MP) and the A7 II (Full frame) and NEX-3 (APS-C) enjoy totally different sensor sizing.

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The A7 II was manufactured 4 years after the NEX-3 which is a fairly large gap as far as camera tech is concerned. Both the cameras offer different body type with the Sony A7 II being a SLR-style mirrorless camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before we go in to a complete comparison, below is a simple overview of how the A7 II scores versus the NEX-3 with respect to portability, imaging, features and an overall score.

The following is a sample of the gallery pictures for Sony Alpha A7 II and Sony Alpha NEX-3. The entire galleries are provided at Sony A7 II Gallery and Sony NEX-3 Gallery.

For anybody who is going to carry around your camera regularly, you will want to consider its weight and size. The Sony A7 II provides external measurements of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") having a weight of 599 grams (1.32 lbs) while the Sony NEX-3 has specifications of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") with a weight of 297 grams (0.65 lbs).

Take a look at the Sony A7 II vs Sony NEX-3 in the new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have during that time. The following is the front view overall size comparison of the A7 II versus the NEX-3.

Considering size and weight, the portability grade of the A7 II and NEX-3 is 69 and 89 respectively.

In many cases, it is very difficult to visualise the contrast in sensor sizes simply by seeing technical specs. The image underneath will give you a stronger sense of the sensor sizing in the A7 II and NEX-3.

As you can tell, both of the cameras enjoy different megapixel count and different sensor sizes. The A7 II because of its larger sensor will make getting shallow depth of field less difficult and the Sony A7 II will provide more detail due to its extra 10MP. Greater resolution will enable you to crop pics far more aggressively. The fresher A7 II is going to have a benefit in sensor innovation.