Sony A7 III vs Sony RX100 II

Its time to take a closer look at the Sony A7 III and Sony RX100 II, former being a Pro Mirrorless while the other is a Large Sensor Compact and both of them are manufactured by Sony. The image resolution of the A7 III (24MP) and the RX100 II (20MP) is fairly close but the A7 III (Full frame) and RX100 II (1") posses different sensor dimensions.

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The A7 III was unveiled 4 years later than the RX100 II and that is a fairly serious difference as far as camera technology is concerned. Each of these cameras have different body design with the Sony A7 III being a SLR-style mirrorless camera and the Sony RX100 II being a Large Sensor Compact camera.

Before diving right into a more detailed comparison, here is a brief synopsis of how the A7 III scores vs the RX100 II with respect to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Sony Alpha A7 III & Sony Cyber-shot DSC-RX100 II. The full galleries are provided at Sony A7 III Gallery & Sony RX100 II Gallery.

For anyone who is going to lug around your camera frequently, you're going to have to think about its weight and volume. The Sony A7 III offers outer dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 650 grams (1.43 lbs) and the Sony RX100 II has sizing of 102mm x 58mm x 38mm (4.0" x 2.3" x 1.5") along with a weight of 281 grams (0.62 lbs).

Contrast the Sony A7 III and Sony RX100 II in our completely new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ dependant on the lens you have chosen during that time. The following is a front view sizing comparison of the A7 III and the RX100 II.

Taking into account dimensions and weight, the portability grade of the A7 III and RX100 II is 63 and 89 respectively.

Typically, it is hard to imagine the difference in sensor measurements simply by viewing technical specs. The photograph here may give you a far better sense of the sensor dimensions in the A7 III and RX100 II.

As you have seen, both of these cameras have different resolutions and different sensor measurements. The A7 III using its larger sensor is going to make shooting shallow DOF less difficult and the Sony A7 III will result in extra detail having an extra 4MP. Greater resolution will also help you crop photos a bit more aggressively. The younger A7 III provides an advantage when it comes to sensor technology.