Sony A580 vs Sony RX100 III

On this page, we will be comparing the Sony A580 versus Sony RX100 III, one being a Entry-Level DSLR and the latter is a Large Sensor Compact and both are sold by Sony. The resolution of the A580 (16MP) and the RX100 III (20MP) is relatively close but the A580 (APS-C) and RX100 III (1") offer different sensor sizes.

Photography Glossary

The A580 was introduced 4 years before the RX100 III and that is a fairly significant gap as far as camera tech is concerned. The two cameras have different body design with the Sony A580 being a Compact SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before diving into a detailed comparison, here is a quick highlight of how the A580 grades against the RX100 III in regards to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Sony Alpha DSLR-A580 and Sony Cyber-shot DSC-RX100 III. The whole galleries are viewable at Sony A580 Gallery and Sony RX100 III Gallery.

For anybody who is planning to carry your camera, you're going to have to factor in its weight and size. The Sony A580 has got outer dimensions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 599 grams (1.32 lbs) whilst the Sony RX100 III has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 290 grams (0.64 lbs).

Analyze the Sony A580 versus Sony RX100 III in the new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you select during that time. Below is a front view dimension comparison of the A580 and the RX100 III.

Looking at size and weight, the portability grade of the A580 and RX100 III is 64 and 89 respectively.

Oftentimes, it's difficult to picture the contrast in sensor sizing just by researching specifications. The graphic here will give you a greater sense of the sensor sizes in the A580 and RX100 III.

Plainly, the two cameras have different megapixel count and different sensor sizing. The A580 using its bigger sensor is going to make shooting bokeh easier and the Sony RX100 III will render extra detail using its extra 4MP. Higher resolution will enable you to crop photographs a bit more aggressively. The older A580 will be behind with regard to sensor technology.