Sony RX100 IV vs Sony TX20

In this write-up, we will be analyzing the Sony RX100 IV vs Sony TX20, one is a Large Sensor Compact and the latter is a Ultracompact and they are both built by Sony. There exists a significant gap between the resolutions of the RX100 IV (20MP) and TX20 (16MP) and the RX100 IV (1") and TX20 (1/2.3") feature totally different sensor size.

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The RX100 IV was introduced 3 years after the TX20 which is quite a sizable gap as far as technology is concerned. Both the cameras offer different body type with the Sony RX100 IV being a Large Sensor Compact camera and the Sony TX20 being a Ultracompact camera.

Before we go through a thorough comparison, below is a simple synopsis of how the RX100 IV grades vs the TX20 in the way of portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Sony Cyber-shot DSC-RX100 IV and Sony Cyber-shot DSC-TX20. The whole galleries are viewable at Sony RX100 IV Gallery and Sony TX20 Gallery.

When you are going to carry around your camera often, you will need to factor its weight and dimensions. The Sony RX100 IV features physical dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 298 grams (0.66 lbs) and the Sony TX20 has dimensions of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") accompanied by a weight of 133 grams (0.29 lbs).

Check the Sony RX100 IV vs Sony TX20 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary based on the lens you use at that moment. Following is the front view measurement comparison of the RX100 IV against the TX20.

Looking at dimensions and weight, the portability grade of the RX100 IV and TX20 is 89 and 96 respectively.

Quite often, its difficult to envision the contrast between sensor sizes merely by looking at a spec sheet. The image here may offer you a far better sense of the sensor dimensions in the RX100 IV and TX20.

As you can see, the two cameras offer different megapixel count and different sensor sizes. The RX100 IV having a bigger sensor will make shooting shallow depth of field simpler and the Sony RX100 IV will give you greater detail using its extra 4MP. Higher resolution will also enable you to crop photographs a little more aggressively. The fresher RX100 IV is going to have an edge with regard to sensor technology.