Sony RX100 III vs Sony A57

The following is a thorough overview of the Sony RX100 III versus Sony A57, former is a Large Sensor Compact while the latter is a Entry-Level DSLR and both of them are produced by Sony. There is a noticeable difference among the sensor resolutions of the RX100 III (20MP) and A57 (16MP) and the RX100 III (1") and A57 (APS-C) provide totally different sensor sizes.

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The RX100 III was released 21 months after the A57 which makes them a generation away from each other. The two cameras feature different body design with the Sony RX100 III being a Large Sensor Compact camera and the Sony A57 being a Compact SLR camera.

Before going straight to a detailed comparison, here is a quick overview of how the RX100 III grades versus the A57 in regards to portability, imaging, features and an overall mark.

The following is a preview of the gallery images for Sony Cyber-shot DSC-RX100 III & Sony SLT-A57. The complete galleries are provided at Sony RX100 III Gallery & Sony A57 Gallery.

When you are aiming to travel with your camera, you'll have to factor its weight and volume. The Sony RX100 III features exterior dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs) while the Sony A57 has sizing of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") having a weight of 618 grams (1.36 lbs).

Analyze the Sony RX100 III versus Sony A57 in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary dependant on the lens you have chosen at that time. Here is a front view dimension comparison of the RX100 III and the A57.

Taking into consideration size and weight, the portability grade of the RX100 III and A57 is 89 and 64 respectively.

Usually, it is very hard to envision the difference in sensor dimensions merely by checking out specs. The pic below might offer you a stronger sense of the sensor dimensions in the RX100 III and A57.

As you can plainly see, both of those cameras feature different resolutions and different sensor dimensions. The RX100 III featuring a smaller sensor will make getting bokeh trickier and the Sony RX100 III will produce extra detail as a result of its extra 4MP. Higher resolution can also enable you to crop shots way more aggressively. The fresher RX100 III is going to have an advantage in sensor innovation.