Sony A7R vs Sony NEX-3

Below, we are analyzing the Sony A7R and Sony NEX-3, former being a Pro Mirrorless while the other is a Entry-Level Mirrorless and both of them are designed by Sony. There is a considerable difference between the resolutions of the A7R (36MP) and NEX-3 (14MP) and the A7R (Full frame) and NEX-3 (APS-C) use totally different sensor measurements.

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The A7R was manufactured 3 years later than the NEX-3 and that is quite a large difference as far as tech is concerned. Both of these cameras come with different body type with the Sony A7R being a SLR-style mirrorless camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before going through a full comparison, below is a quick introduction of how the A7R scores vs the NEX-3 in relation to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Sony Alpha A7R & Sony Alpha NEX-3. The entire galleries are viewable at Sony A7R Gallery & Sony NEX-3 Gallery.

For those who are aiming to carry your camera regularly, you will have to factor in its weight and measurements. The Sony A7R comes with physical dimensions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 465 grams (1.03 lbs) whilst the Sony NEX-3 has proportions of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") along with a weight of 297 grams (0.65 lbs).

Contrast the Sony A7R and Sony NEX-3 in our newest Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change dependant on the lens you are using during that time. The following is the front view measurements comparison of the A7R vs the NEX-3.

Using size and weight, the portability rating of the A7R and NEX-3 is 78 and 89 respectively.

Oftentimes, it's hard to envision the gap between sensor sizing simply by reviewing a spec sheet. The visual underneath will help offer you a much better sense of the sensor sizes in the A7R and NEX-3.

Clearly, both cameras posses different megapixels and different sensor sizing. The A7R due to its larger sensor will make shooting shallower depth of field easier and the Sony A7R will offer greater detail due to its extra 22 Megapixels. Greater resolution can also allow you to crop photos somewhat more aggressively. The newer A7R is going to have an advantage when it comes to sensor tech.