Sigma DP1x vs Sony A7R III

The following is a comprehensive overview of the Sigma DP1x vs Sony A7R III, former is a Large Sensor Compact while the latter is a Pro Mirrorless by companies Sigma and Sony. There exists a sizable gap between the sensor resolutions of the DP1x (5MP) and A7R III (42MP) and the DP1x (APS-C) and A7R III (Full frame) feature different sensor size.

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The DP1x was brought out 8 years prior to the A7R III which is quite a significant difference as far as technology is concerned. Both of these cameras offer different body type with the Sigma DP1x being a Large Sensor Compact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before getting through a in-depth comparison, below is a concise summation of how the DP1x matches up vs the A7R III in relation to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Sigma DP1x & Sony Alpha A7R III. The entire galleries are viewable at Sigma DP1x Gallery & Sony A7R III Gallery.

When you are planning to travel with your camera, you will have to factor in its weight and proportions. The Sigma DP1x comes with outside dimensions of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") along with a weight of 250 grams (0.55 lbs) and the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Analyze the Sigma DP1x vs Sony A7R III in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary depending on the lens you choose during that time. Here is the front view size comparison of the DP1x compared to the A7R III.

Considering dimensions and weight, the portability grade of the DP1x and A7R III is 88 and 63 respectively.

Quite often, it's tough to imagine the difference between sensor dimensions just by going over technical specs. The picture below should provide you a stronger sense of the sensor dimensions in the DP1x and A7R III.

As you can tell, both of the cameras enjoy different megapixel count and different sensor dimensions. The DP1x featuring a tinier sensor is going to make achieving shallower DOF harder and the Sony A7R III will deliver more detail having its extra 37MP. Higher resolution will also help you crop shots far more aggressively. The more aged DP1x is going to be disadvantaged when it comes to sensor innovation.