Sony A7 III vs Sony RX100 V

Let's take a more detailed look at the Sony A7 III vs Sony RX100 V, one is a Pro Mirrorless and the latter is a Large Sensor Compact and both of them are designed by Sony. The image resolution of the A7 III (24MP) and the RX100 V (20MP) is pretty comparable but the A7 III (Full frame) and RX100 V (1") feature different sensor measurements.

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The A7 III was announced 17 months after the RX100 V which makes the cameras a generation away from each other. Each of the cameras offer different body type with the Sony A7 III being a SLR-style mirrorless camera and the Sony RX100 V being a Large Sensor Compact camera.

Before going through a in depth comparison, below is a concise introduction of how the A7 III matches up against the RX100 V with regard to portability, imaging, features and an overall score.

This is a preview of the gallery images for Sony Alpha A7 III and Sony Cyber-shot DSC-RX100 V. The whole galleries are provided at Sony A7 III Gallery and Sony RX100 V Gallery.

If you are aiming to carry around your camera regularly, you will have to take into account its weight and size. The Sony A7 III has physical measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") with a weight of 650 grams (1.43 lbs) and the Sony RX100 V has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 299 grams (0.66 lbs).

Compare the Sony A7 III vs Sony RX100 V in the all new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached at the time. Below is the front view sizing comparison of the A7 III versus the RX100 V.

Using size and weight, the portability rating of the A7 III and RX100 V is 63 and 89 respectively.

Generally, it is very difficult to imagine the gap in sensor sizes purely by going through specs. The picture below will help provide you a clearer sense of the sensor measurements in the A7 III and RX100 V.

As you can plainly see, each of the cameras enjoy different megapixels and different sensor sizes. The A7 III with its bigger sensor is going to make achieving shallower DOF less difficult and the Sony A7 III will produce greater detail with its extra 4 Megapixels. Higher resolution will also allow you to crop photographs far more aggressively. The younger A7 III provides a benefit with regard to sensor tech.