Sony A9 II vs Sony RX100 III

Following is a thorough analysis of the Sony A9 II and Sony RX100 III, one is a Pro Mirrorless and the other is a Large Sensor Compact and both are designed by Sony. The sensor resolution of the A9 II (24MP) and the RX100 III (20MP) is very similar but the A9 II (Full frame) and RX100 III (1") boast totally different sensor size.

Meta to Introduce 'AI-Generated' Labels for Media starting next month

The A9 II was brought out 5 years after the RX100 III which is quite a significant gap as far as technology is concerned. Both of these cameras feature different body design with the Sony A9 II being a SLR-style mirrorless camera and the Sony RX100 III being a Large Sensor Compact camera.

Before going straight to a thorough comparison, here is a brief synopsis of how the A9 II grades vs the RX100 III in regards to portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Sony Alpha A9 Mark II and Sony Cyber-shot DSC-RX100 III. The entire galleries are available at Sony A9 II Gallery and Sony RX100 III Gallery.

When you are going to carry around your camera, you need to take into account its weight and proportions. The Sony A9 II has external measurements of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") accompanied by a weight of 678 grams (1.49 lbs) while the Sony RX100 III has measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 290 grams (0.64 lbs).

Look at the Sony A9 II and Sony RX100 III in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that time. Here is a front view dimensions comparison of the A9 II compared to the RX100 III.

Factoring in dimensions and weight, the portability grade of the A9 II and RX100 III is 62 and 89 respectively.

Normally, it is difficult to envision the gap between sensor sizes merely by going over a spec sheet. The picture underneath will give you a much better sense of the sensor sizing in the A9 II and RX100 III.

Clearly, both cameras come with different megapixels and different sensor sizes. The A9 II due to its larger sensor will make achieving shallower depth of field simpler and the Sony A9 II will offer you greater detail having its extra 4 Megapixels. Greater resolution can also enable you to crop images a good deal more aggressively. The more recent A9 II is going to have an edge in sensor tech.