Pentax RZ10 vs Sony RX100

Below, we are reviewing the Pentax RZ10 and Sony RX100, former is a Small Sensor Compact while the other is a Large Sensor Compact by competitors Pentax and Sony. There exists a considerable gap between the image resolutions of the RZ10 (14MP) and RX100 (20MP) and the RZ10 (1/2.3") and RX100 (1") possess totally different sensor sizes.

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The RZ10 was brought out 13 months before the RX100 making the cameras a generation away from one another. Both the cameras come with different body type with the Pentax RZ10 being a Compact camera and the Sony RX100 being a Large Sensor Compact camera.

Before delving in to a detailed comparison, below is a concise overview of how the RZ10 grades versus the RX100 in relation to portability, imaging, features and an overall mark.

The following is a sample of the gallery pics for Pentax Optio RZ10 & Sony Cyber-shot DSC-RX100. The entire galleries are available at Pentax RZ10 Gallery & Sony RX100 Gallery.

If you are planning to travel with your camera, you should factor its weight and dimensions. The Pentax RZ10 enjoys outside dimensions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") with a weight of 178 grams (0.39 lbs) while the Sony RX100 has dimensions of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") along with a weight of 240 grams (0.53 lbs).

Analyze the Pentax RZ10 and Sony RX100 in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change dependant on the lens you choose at that time. Below is the front view size comparison of the RZ10 vs the RX100.

Using dimensions and weight, the portability score of the RZ10 and RX100 is 92 and 91 respectively.

Quite often, it is tough to visualise the gap between sensor dimensions purely by reading technical specs. The picture below will help give you a greater sense of the sensor sizes in the RZ10 and RX100.

As you can tell, both the cameras posses different resolutions and different sensor dimensions. The RZ10 due to its tinier sensor will make achieving shallower DOF tougher and the Sony RX100 will deliver extra detail having its extra 6MP. Greater resolution will help you crop photos somewhat more aggressively. The more aged RZ10 is going to be behind when it comes to sensor innovation.