Pentax I-10 vs Sony RX10 III

Below, we will be comparing the Pentax I-10 vs Sony RX10 III, one being a Small Sensor Compact and the latter is a Large Sensor Superzoom by brands Pentax and Sony. There is a huge difference among the sensor resolutions of the I-10 (12MP) and RX10 III (20MP) and the I-10 (1/2.3") and RX10 III (1") come with totally different sensor sizing.

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The I-10 was unveiled 7 years earlier than the RX10 III and that is a fairly significant gap as far as camera tech is concerned. Both the cameras come with different body type with the Pentax I-10 being a Compact camera and the Sony RX10 III being a SLR-like (bridge) camera.

Before we go straight into a thorough comparison, below is a simple overview of how the I-10 grades versus the RX10 III in the way of portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Pentax Optio I-10 and Sony Cyber-shot DSC-RX10 III. The full galleries are provided at Pentax I-10 Gallery and Sony RX10 III Gallery.

If you're planning to lug around your camera frequently, you will need to take into account its weight and size. The Pentax I-10 features external measurements of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") having a weight of 153 grams (0.34 lbs) whilst the Sony RX10 III has specifications of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") along with a weight of 1051 grams (2.32 lbs).

Check out the Pentax I-10 vs Sony RX10 III in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that moment. Following is the front view measurement comparison of the I-10 against the RX10 III.

Factoring in size and weight, the portability rating of the I-10 and RX10 III is 93 and 53 respectively.

Usually, it is very difficult to envision the gap in sensor measurements purely by viewing specifications. The graphic underneath might give you a more clear sense of the sensor sizing in the I-10 and RX10 III.

Plainly, the two cameras have got different megapixel count and different sensor measurements. The I-10 using its smaller sensor will make achieving bokeh trickier and the Sony RX10 III will render greater detail having an extra 8MP. Higher resolution can also help you crop pictures much more aggressively. The older I-10 will be behind with regard to sensor innovation.