Casio EX-Z29 vs Sony A7S III

Here, we will be comparing the Casio EX-Z29 versus Sony A7S III, former is a Ultracompact while the latter is a Pro Mirrorless by brands Casio and Sony. The sensor resolution of the EX-Z29 (10MP) and the A7S III (12MP) is relatively well matched but the EX-Z29 (1/2.5") and A7S III (Full frame) offer different sensor dimensions.

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The EX-Z29 was unveiled 12 years earlier than the A7S III which is quite a big difference as far as tech is concerned. Each of the cameras feature different body design with the Casio EX-Z29 being a Ultracompact camera and the Sony A7S III being a SLR-style mirrorless camera.

Before diving straight to a thorough comparison, here is a brief synopsis of how the EX-Z29 matches up against the A7S III when considering portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Casio Exilim EX-Z29 & Sony Alpha A7S III. The full galleries are available at Casio EX-Z29 Gallery & Sony A7S III Gallery.

In case you're planning to carry around your camera regularly, you need to factor its weight and size. The Casio EX-Z29 provides external measurements of 101mm x 57mm x 23mm (4.0" x 2.2" x 0.9") and a weight of 125 grams (0.28 lbs) whilst the Sony A7S III has specifications of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs).

Take a look at the Casio EX-Z29 versus Sony A7S III in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary based on the lens you use at the time. Underneath is a front view scale comparison of the EX-Z29 versus the A7S III.

Using size and weight, the portability score of the EX-Z29 and A7S III is 95 and 61 respectively.

In many cases, it is hard to picture the difference between sensor sizes merely by looking at specifications. The image below might provide you a better sense of the sensor sizing in the EX-Z29 and A7S III.

To sum up, both of those cameras come with different megapixels and different sensor sizes. The EX-Z29 with its tinier sensor is going to make getting shallower DOF more challenging and the Sony A7S III will give you more detail having an extra 2 Megapixels. Higher resolution will also allow you to crop pictures a good deal more aggressively. The more aged EX-Z29 is going to be behind in sensor tech.