Panasonic FX78 vs Sony A7 III

Below, we will be analyzing the Panasonic FX78 vs Sony A7 III, former is a Small Sensor Compact while the latter is a Pro Mirrorless by companies Panasonic and Sony. There is a sizable difference between the image resolutions of the FX78 (12MP) and A7 III (24MP) and the FX78 (1/2.3") and A7 III (Full frame) enjoy different sensor size.

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The FX78 was unveiled 8 years earlier than the A7 III which is quite a significant difference as far as tech is concerned. Both the cameras come with different body type with the Panasonic FX78 being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before we go in to a full comparison, below is a quick view of how the FX78 grades versus the A7 III with respect to portability, imaging, features and an overall score.

This is a preview of the gallery images for Panasonic Lumix DMC-FX78 & Sony Alpha A7 III. The full galleries are viewable at Panasonic FX78 Gallery & Sony A7 III Gallery.

If you are intending to carry around your camera regularly, you'll need to factor in its weight and size. The Panasonic FX78 provides physical dimensions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") accompanied by a weight of 142 grams (0.31 lbs) whilst the Sony A7 III has specifications of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 650 grams (1.43 lbs).

Take a look at the Panasonic FX78 vs Sony A7 III in our brand new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change dependant on the lens you are utilizing during that time. Here is the front view dimension comparison of the FX78 versus the A7 III.

Using size and weight, the portability grade of the FX78 and A7 III is 95 and 63 respectively.

In many cases, its tough to visualize the difference between sensor sizes only by reading a spec sheet. The image here will help offer you a stronger sense of the sensor dimensions in the FX78 and A7 III.

Clearly, the two cameras have got different megapixel count and different sensor sizes. The FX78 having a tinier sensor is going to make achieving bokeh harder and the Sony A7 III will offer greater detail having an extra 12MP. Higher resolution will also make it easier to crop shots much more aggressively. The more aged FX78 is going to be behind in sensor innovation.