Sigma DP2x vs Sony A7R

Lets take a deeper look at the Sigma DP2x and Sony A7R, one is a Large Sensor Compact and the other is a Pro Mirrorless by rivals Sigma and Sony. There is a sizeable difference between the resolutions of the DP2x (5MP) and A7R (36MP) and the DP2x (APS-C) and A7R (Full frame) possess totally different sensor size.

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The DP2x was manufactured 4 years before the A7R which is quite a large gap as far as tech is concerned. Each of the cameras come with different body type with the Sigma DP2x being a Large Sensor Compact camera and the Sony A7R being a SLR-style mirrorless camera.

Before going straight into a in depth comparison, below is a short summation of how the DP2x scores against the A7R in relation to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Sigma DP2x and Sony Alpha A7R. The entire galleries are viewable at Sigma DP2x Gallery and Sony A7R Gallery.

In case you're looking to travel with your camera, you should factor in its weight and volume. The Sigma DP2x has outer measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") accompanied by a weight of 280 grams (0.62 lbs) whilst the Sony A7R has sizing of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 465 grams (1.03 lbs).

Take a look at the Sigma DP2x and Sony A7R in the all new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at that time. The following is the front view measurements comparison of the DP2x and the A7R.

Taking into account size and weight, the portability grade of the DP2x and A7R is 86 and 78 respectively.

Generally, it is very difficult to see the contrast between sensor dimensions purely by looking at specs. The image here may give you a better sense of the sensor sizing in the DP2x and A7R.

As you can plainly see, each of the cameras have got different megapixels and different sensor dimensions. The DP2x because of its tinier sensor will make achieving shallow DOF trickier and the Sony A7R will give you more detail due to its extra 31 Megapixels. Greater resolution will also enable you to crop pics much more aggressively. The more aged DP2x is going to be disadvantaged in sensor innovation.