Panasonic FS25 vs Sony A7 III

Here is a in depth assessment of the Panasonic FS25 vs Sony A7 III, former being a Small Sensor Compact while the latter is a Pro Mirrorless by manufacturers Panasonic and Sony. There exists a considerable gap among the image resolutions of the FS25 (12MP) and A7 III (24MP) and the FS25 (1/2.3") and A7 III (Full frame) offer totally different sensor size.

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The FS25 was revealed 10 years before the A7 III and that is a fairly large difference as far as camera technology is concerned. Each of the cameras have different body design with the Panasonic FS25 being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before delving right into a full comparison, here is a quick summary of how the FS25 scores vs the A7 III with respect to portability, imaging, features and an overall rating.

This is a preview of the gallery images for Panasonic Lumix DMC-FS25 & Sony Alpha A7 III. The full galleries are viewable at Panasonic FS25 Gallery & Sony A7 III Gallery.

For those who are intending to carry your camera, you need to take into account its weight and dimensions. The Panasonic FS25 provides physical measurements of 97mm x 58mm x 22mm (3.8" x 2.3" x 0.9") along with a weight of 148 grams (0.33 lbs) whilst the Sony A7 III has dimensions 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 Panasonic FS25 vs Sony A7 III in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change based on the lens you have chosen at that time. Below is a front view proportions comparison of the FS25 versus the A7 III.

Looking at dimensions and weight, the portability rating of the FS25 and A7 III is 95 and 63 respectively.

Normally, it is very hard to envision the contrast in sensor sizing only by seeing a spec sheet. The visual here might offer you a stronger sense of the sensor sizing in the FS25 and A7 III.

As you can see, each of these cameras have different megapixels and different sensor sizing. The FS25 with its smaller sensor will make shooting shallow DOF harder and the Sony A7 III will provide more detail because of its extra 12 Megapixels. Higher resolution will also let you crop pictures a bit more aggressively. The older FS25 will be disadvantaged when it comes to sensor technology.