Sigma SD15 vs Sony RX100 VI

Below is a thorough review of the Sigma SD15 and Sony RX100 VI, one being a Advanced DSLR and the other is a Large Sensor Compact by competitors Sigma and Sony. There exists a sizeable gap between the image resolutions of the SD15 (5MP) and RX100 VI (20MP) and the SD15 (APS-C) and RX100 VI (1") provide totally different sensor measurements.

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The SD15 was unveiled 9 years earlier than the RX100 VI and that is quite a large gap as far as technology is concerned. Both cameras feature different body design with the Sigma SD15 being a Mid-size SLR camera and the Sony RX100 VI being a Large Sensor Compact camera.

Before going straight to a comprehensive comparison, here is a simple highlight of how the SD15 grades against the RX100 VI when considering portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Sigma SD15 and Sony Cyber-shot DSC-RX100 VI. The full galleries are available at Sigma SD15 Gallery and Sony RX100 VI Gallery.

If you are going to lug around your camera, you will have to take into account its weight and proportions. The Sigma SD15 has got external dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") accompanied by a weight of 750 grams (1.65 lbs) while the Sony RX100 VI has measurements of 102mm x 58mm x 43mm (4.0" x 2.3" x 1.7") having a weight of 301 grams (0.66 lbs).

See the Sigma SD15 and Sony RX100 VI in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are working with at the time. Following is a front view physical size comparison of the SD15 and the RX100 VI.

Looking at dimensions and weight, the portability grade of the SD15 and RX100 VI is 59 and 88 respectively.

Quite often, it can be tough to see the difference between sensor measurements merely by reviewing technical specs. The visual below may provide you a more clear sense of the sensor dimensions in the SD15 and RX100 VI.

As you can tell, the 2 cameras come with different resolutions and different sensor measurements. The SD15 with its larger sensor will make achieving shallower DOF easier and the Sony RX100 VI will deliver greater detail having an extra 15 Megapixels. Greater resolution will also help you crop photos a good deal more aggressively. The older SD15 is going to be disadvantaged with regard to sensor innovation.