Sigma SD10 vs Sony A7 III

Here, we will be looking at the Sigma SD10 versus Sony A7 III, one is a Advanced DSLR and the latter is a Pro Mirrorless by companies Sigma and Sony. There exists a crucial gap between the resolutions of the SD10 (3MP) and A7 III (24MP) and the SD10 (APS-C) and A7 III (Full frame) boast totally different sensor dimensions.

Photography Glossary

The SD10 was announced 15 years before the A7 III which is quite a serious gap as far as technology is concerned. Both cameras feature different body design with the Sigma SD10 being a Mid-size SLR camera and the Sony A7 III being a SLR-style mirrorless camera.

Before diving straight to a step-by-step comparison, here is a simple introduction of how the SD10 scores against the A7 III for portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Sigma SD10 and Sony Alpha A7 III. The whole galleries are viewable at Sigma SD10 Gallery and Sony A7 III Gallery.

When you are intending to travel with your camera frequently, you're going to have to take into account its weight and size. The Sigma SD10 provides exterior measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") and a weight of 950 grams (2.09 lbs) and the Sony A7 III has specifications of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 650 grams (1.43 lbs).

Look at the Sigma SD10 versus Sony A7 III in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing at that moment. Following is a front view measurements comparison of the SD10 and the A7 III.

Factoring in dimensions and weight, the portability grade of the SD10 and A7 III is 54 and 63 respectively.

More often than not, it is difficult to see the gap between sensor dimensions only by looking at a spec sheet. The pic below might provide you a greater sense of the sensor sizing in the SD10 and A7 III.

Clearly, the 2 cameras feature different resolutions and different sensor dimensions. The SD10 using its tinier sensor will make achieving shallower depth of field trickier and the Sony A7 III will give extra detail with its extra 21 Megapixels. Higher resolution will allow you to crop shots way more aggressively. The more aged SD10 is going to be behind with regard to sensor technology.