Pentax P70 vs Sony A7R IV

Let's look much closer at the Pentax P70 versus Sony A7R IV, one is a Ultracompact and the latter is a Pro Mirrorless by rivals Pentax and Sony. There exists a sizeable gap between the image resolutions of the P70 (12MP) and A7R IV (61MP) and the P70 (1/2.3") and A7R IV (Full frame) feature totally different sensor sizing.

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The P70 was launched 11 years before the A7R IV which is quite a large gap as far as technology is concerned. Both cameras offer different body type with the Pentax P70 being a Ultracompact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before diving through a complete comparison, below is a quick overview of how the P70 matches up vs the A7R IV with respect to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Pentax Optio P70 and Sony Alpha A7R IV. The complete galleries are available at Pentax P70 Gallery and Sony A7R IV Gallery.

For those who are intending to carry around your camera regularly, you have to factor in its weight and dimensions. The Pentax P70 enjoys outside measurements of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") and a weight of 155 grams (0.34 lbs) while the Sony A7R IV has dimensions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") and a weight of 665 grams (1.47 lbs).

Look at the Pentax P70 versus Sony A7R IV in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you are using during that time. Underneath is the front view overall size comparison of the P70 compared to the A7R IV.

Looking at dimensions and weight, the portability score of the P70 and A7R IV is 95 and 62 respectively.

Normally, its difficult to see the gap between sensor sizes simply by checking specs. The pic here will help give you a stronger sense of the sensor sizing in the P70 and A7R IV.

All in all, both of these cameras offer different megapixels and different sensor sizes. The P70 because of its tinier sensor will make achieving shallow DOF more challenging and the Sony A7R IV will resolve more detail utilizing its extra 49MP. Higher resolution can also make it easier to crop photographs a little more aggressively. The more aged P70 is going to be behind with regard to sensor technology.