Panasonic GX850 vs Sony RX10 III

Here, we will be looking at the Panasonic GX850 and Sony RX10 III, former being a Entry-Level Mirrorless while the latter is a Large Sensor Superzoom by companies Panasonic and Sony. The sensor resolution of the GX850 (16MP) and the RX10 III (20MP) is relatively similar but the GX850 (Four Thirds) and RX10 III (1") boast different sensor sizing.

Photography Glossary

The GX850 was revealed 10 months later than the RX10 III which means that they are both of a similar age. Both of the cameras feature different body design with the Panasonic GX850 being a Rangefinder-style mirrorless camera and the Sony RX10 III being a SLR-like (bridge) camera.

Before diving into a complete comparison, here is a quick view of how the GX850 matches up vs the RX10 III with regard to portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Panasonic Lumix DMC-GX850 & Sony Cyber-shot DSC-RX10 III. The full galleries are viewable at Panasonic GX850 Gallery & Sony RX10 III Gallery.

In case you're planning to carry your camera, you will want to think about its weight and volume. The Panasonic GX850 has physical measurements of 107mm x 65mm x 33mm (4.2" x 2.6" x 1.3") having a weight of 269 grams (0.59 lbs) while the Sony RX10 III has sizing of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") and a weight of 1051 grams (2.32 lbs).

Check the Panasonic GX850 and Sony RX10 III in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ based on the lens you have at the time. Underneath is a front view over all size comparison of the GX850 and the RX10 III.

Considering dimensions and weight, the portability rating of the GX850 and RX10 III is 90 and 53 respectively.

Quite often, it is very hard to visualize the difference between sensor sizing merely by going over a spec sheet. The visual here should give you a much better sense of the sensor sizing in the GX850 and RX10 III.

As you can see, each of the cameras feature different megapixel count and different sensor sizing. The GX850 using its bigger sensor is going to make achieving bokeh simpler and the Sony RX10 III will offer you extra detail because of its extra 4 Megapixels. Higher resolution will make it easier to crop shots way more aggressively. The more modern GX850 provides an edge when it comes to sensor tech.