Pentax I-10 vs Sony A9

In this write-up, we will be comparing the Pentax I-10 vs Sony A9, one is a Small Sensor Compact and the latter is a Pro Mirrorless by competitors Pentax and Sony. There exists a big gap between the sensor resolutions of the I-10 (12MP) and A9 (24MP) and the I-10 (1/2.3") and A9 (Full frame) use different sensor sizing.

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The I-10 was brought out 8 years prior to the A9 which is quite a big gap as far as technology is concerned. Both the cameras offer different body type with the Pentax I-10 being a Compact camera and the Sony A9 being a SLR-style mirrorless camera.

Before going through a in depth comparison, below is a quick introduction of how the I-10 matches up versus the A9 with regard to portability, imaging, features and an overall mark.

Following is a preview of the gallery photos for Pentax Optio I-10 and Sony Alpha A9. The entire galleries are available at Pentax I-10 Gallery and Sony A9 Gallery.

For anyone who is planning to travel with your camera often, you should factor its weight and volume. The Pentax I-10 has got external dimensions 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 A9 has sizing of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") and a weight of 673 grams (1.48 lbs).

Examine the Pentax I-10 vs Sony A9 in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at the time. Here is the front view proportions comparison of the I-10 and the A9.

Considering dimensions and weight, the portability rating of the I-10 and A9 is 93 and 65 respectively.

More often than not, it is hard to picture the gap between sensor dimensions simply by checking specs. The pic underneath might provide you a stronger sense of the sensor sizes in the I-10 and A9.

As you can plainly see, the 2 cameras enjoy different megapixels and different sensor dimensions. The I-10 due to its tinier sensor is going to make getting shallower DOF more difficult and the Sony A9 will resolve more detail having its extra 12 Megapixels. Higher resolution will enable you to crop pictures far more aggressively. The more aged I-10 is going to be behind when it comes to sensor innovation.