Pentax X70 vs Sony A7 III

Below is a detailed assessment of the Pentax X70 and Sony A7 III, one being a Small Sensor Superzoom and the other is a Pro Mirrorless by companies Pentax and Sony. There exists a significant gap between the image resolutions of the X70 (12MP) and A7 III (24MP) and the X70 (1/2.3") and A7 III (Full frame) possess different sensor sizing.

Photography Glossary

The X70 was launched 10 years before the A7 III and that is quite a sizable gap as far as technology is concerned. Each of the cameras come with different body type with the Pentax X70 being a SLR-like (bridge) camera and the Sony A7 III being a SLR-style mirrorless camera.

Before diving in to a more detailed comparison, below is a simple highlight of how the X70 matches up vs the A7 III in relation to portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Pentax X70 and Sony Alpha A7 III. The complete galleries are provided at Pentax X70 Gallery and Sony A7 III Gallery.

For those who are intending to lug around your camera frequently, you'll have to factor in its weight and proportions. The Pentax X70 offers external dimensions of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") with a weight of 410 grams (0.90 lbs) while the Sony A7 III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Analyze the Pentax X70 and Sony A7 III in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you select at that time. Here is the front view over all size comparison of the X70 compared to the A7 III.

Using dimensions and weight, the portability rating of the X70 and A7 III is 71 and 63 respectively.

More often than not, it is difficult to visualize the contrast between sensor measurements just by looking at specs. The photograph here will help offer you a greater sense of the sensor dimensions in the X70 and A7 III.

All in all, both of these cameras posses different megapixel count and different sensor measurements. The X70 because of its tinier sensor is going to make shooting bokeh trickier and the Sony A7 III will resolve extra detail utilizing its extra 12MP. Greater resolution will help you crop pics somewhat more aggressively. The older X70 is going to be behind when it comes to sensor technology.