Sony RX100 IV vs Sony T900

Below, we will be comparing the Sony RX100 IV vs Sony T900, former being a Large Sensor Compact while the latter is a Ultracompact and they are both built by Sony. There is a substantial difference between the resolutions of the RX100 IV (20MP) and T900 (12MP) and the RX100 IV (1") and T900 (1/2.3") use totally different sensor sizing.

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The RX100 IV was brought out 6 years later than the T900 and that is quite a big difference as far as tech is concerned. Both of these cameras come with different body type with the Sony RX100 IV being a Large Sensor Compact camera and the Sony T900 being a Ultracompact camera.

Before getting straight into a more detailed comparison, below is a simple highlight of how the RX100 IV matches up versus the T900 in terms of portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Sony Cyber-shot DSC-RX100 IV & Sony Cyber-shot DSC-T900. The entire galleries are provided at Sony RX100 IV Gallery & Sony T900 Gallery.

For anybody who is going to carry your camera often, you should take into account its weight and proportions. The Sony RX100 IV offers exterior measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 298 grams (0.66 lbs) whilst the Sony T900 has measurements of 98mm x 58mm x 16mm (3.9" x 2.3" x 0.6") along with a weight of 143 grams (0.32 lbs).

Take a look at the Sony RX100 IV vs Sony T900 in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ based on the lens you are utilizing at that time. Below is the front view dimensions comparison of the RX100 IV and the T900.

Taking into account size and weight, the portability grade of the RX100 IV and T900 is 89 and 96 respectively.

Generally, it can be tough to envision the gap between sensor sizing purely by reading a spec sheet. The visual below should give you a stronger sense of the sensor measurements in the RX100 IV and T900.

As you can see, both the cameras have got different resolutions and different sensor sizing. The RX100 IV featuring a bigger sensor will make shooting shallower depth of field less difficult and the Sony RX100 IV will deliver more detail having its extra 8 Megapixels. Higher resolution will also help you crop photographs much more aggressively. The more modern RX100 IV will have an edge when it comes to sensor technology.