Sigma SD1 vs Sony RX10 IV

On this page, we will be reviewing the Sigma SD1 versus Sony RX10 IV, one being a Advanced DSLR and the latter is a Large Sensor Superzoom by rivals Sigma and Sony. There exists a significant gap between the sensor resolutions of the SD1 (15MP) and RX10 IV (20MP) and the SD1 (APS-C) and RX10 IV (1") provide totally different sensor sizing.

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The SD1 was released 8 years prior to the RX10 IV and that is quite a sizable gap as far as technology is concerned. Both of these cameras have different body design with the Sigma SD1 being a Mid-size SLR camera and the Sony RX10 IV being a SLR-like (bridge) camera.

Before getting into a thorough comparison, here is a quick summary of how the SD1 matches up against the RX10 IV with respect to portability, imaging, features and an overall rating.

Following is a preview of the gallery images for Sigma SD1 and Sony Cyber-shot DSC-RX10 IV. The complete galleries are available at Sigma SD1 Gallery and Sony RX10 IV Gallery.

In case you're intending to carry your camera, you are going to need to think about its weight and size. The Sigma SD1 has physical dimensions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") accompanied by a weight of n/a grams (0.00 lbs) while the Sony RX10 IV has specifications of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") along with a weight of 1095 grams (2.41 lbs).

Contrast the Sigma SD1 versus Sony RX10 IV in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing during that time. The following is a front view sizing comparison of the SD1 and the RX10 IV.

Factoring in dimensions and weight, the portability score of the SD1 and RX10 IV is 77 and 52 respectively.

Sometimes, it can be hard to see the difference between sensor sizing purely by reading through technical specs. The visual below will give you a more clear sense of the sensor dimensions in the SD1 and RX10 IV.

As you can tell, both cameras provide different megapixels and different sensor sizing. The SD1 due to its bigger sensor will make getting shallow DOF less difficult and the Sony RX10 IV will resolve more detail as a result of its extra 5 Megapixels. Higher resolution can also let you crop shots more aggressively. The older SD1 is going to be behind when it comes to sensor technology.