Pentax Q10 vs Sony A7R III

Lets look much closer at the Pentax Q10 vs Sony A7R III, one being a Entry-Level Mirrorless and the latter is a Pro Mirrorless by manufacturers Pentax and Sony. There exists a big gap among the resolutions of the Q10 (12MP) and A7R III (42MP) and the Q10 (1/2.3") and A7R III (Full frame) possess totally different sensor sizing.

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The Q10 was launched 6 years earlier than the A7R III and that is a fairly big gap as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax Q10 being a Rangefinder-style mirrorless camera and the Sony A7R III being a SLR-style mirrorless camera.

Before we go in to a more detailed comparison, below is a quick highlight of how the Q10 scores against the A7R III when it comes to portability, imaging, features and an overall rating.

The following is a preview of the gallery images for Pentax Q10 and Sony Alpha A7R III. The complete galleries are provided at Pentax Q10 Gallery and Sony A7R III Gallery.

For anybody who is intending to carry your camera regularly, you will need to take into account its weight and proportions. The Pentax Q10 has outer dimensions of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") along with a weight of 200 grams (0.44 lbs) whilst the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 657 grams (1.45 lbs).

See the Pentax Q10 vs Sony A7R III in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose at that moment. The following is the front view dimension comparison of the Q10 compared to the A7R III.

Looking at dimensions and weight, the portability rating of the Q10 and A7R III is 92 and 63 respectively.

Sometimes, it's tough to see the contrast in sensor sizing only by looking through specifications. The graphic below will give you a much better sense of the sensor sizes in the Q10 and A7R III.

To sum up, both of these cameras enjoy different resolutions and different sensor sizing. The Q10 because of its smaller sensor will make achieving shallower depth of field harder and the Sony A7R III will provide you with greater detail utilizing its extra 30 Megapixels. Higher resolution will help you crop shots far more aggressively. The older Q10 will be disadvantaged when it comes to sensor tech.