Panasonic FS15 vs Sony A7 III

On this page, we will be looking at the Panasonic FS15 vs Sony A7 III, former being a Ultracompact while the latter is a Pro Mirrorless by competitors Panasonic and Sony. There exists a sizable gap between the sensor resolutions of the FS15 (12MP) and A7 III (24MP) and the FS15 (1/2.3") and A7 III (Full frame) have totally different sensor size.

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The FS15 was brought out 10 years before the A7 III and that is quite a significant difference as far as technology is concerned. Both of the cameras have different body design with the Panasonic FS15 being a Ultracompact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before going straight to a thorough comparison, here is a concise highlight of how the FS15 grades against the A7 III when considering portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Panasonic Lumix DMC-FS15 & Sony Alpha A7 III. The entire galleries are available at Panasonic FS15 Gallery & Sony A7 III Gallery.

If you're intending to lug around your camera frequently, you have to factor in its weight and dimensions. The Panasonic FS15 enjoys external measurements of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") with a weight of 136 grams (0.30 lbs) whilst the Sony A7 III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 650 grams (1.43 lbs).

Contrast the Panasonic FS15 vs Sony A7 III in our completely new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary dependant on the lens you are using at the time. Following is a front view scale comparison of the FS15 and the A7 III.

Looking at dimensions and weight, the portability score of the FS15 and A7 III is 95 and 63 respectively.

Quite often, its difficult to see the contrast between sensor measurements just by reading through specifications. The visual below might provide you a greater sense of the sensor sizing in the FS15 and A7 III.

To sum up, the 2 cameras provide different megapixel count and different sensor measurements. The FS15 due to its tinier sensor will make shooting shallower DOF harder and the Sony A7 III will resolve more detail having its extra 12MP. Higher resolution will also enable you to crop photographs more aggressively. The older FS15 is going to be behind in sensor tech.