Casio EX-ZR15 vs Sony A7S III

The following is a detailed assessment of the Casio EX-ZR15 versus Sony A7S III, one is a Small Sensor Compact and the latter is a Pro Mirrorless by manufacturers Casio and Sony. There exists a significant gap among the image resolutions of the EX-ZR15 (16MP) and A7S III (12MP) and the EX-ZR15 (1/2.3") and A7S III (Full frame) provide different sensor sizing.

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The EX-ZR15 was revealed 9 years prior to the A7S III which is a fairly sizable gap as far as camera technology is concerned. Both cameras feature different body design with the Casio EX-ZR15 being a Compact camera and the Sony A7S III being a SLR-style mirrorless camera.

Before diving straight to a more detailed comparison, here is a short summary of how the EX-ZR15 grades vs the A7S III with respect to portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Casio Exilim EX-ZR15 and Sony Alpha A7S III. The full galleries are viewable at Casio EX-ZR15 Gallery and Sony A7S III Gallery.

When you are intending to travel with your camera, you're going to have to take into account its weight and dimensions. The Casio EX-ZR15 has outside dimensions of 102mm x 59mm x 27mm (4.0" x 2.3" x 1.1") having a weight of 176 grams (0.39 lbs) whilst the Sony A7S III has dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs).

Check out the Casio EX-ZR15 versus Sony A7S III in the latest Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use at that time. Here is a front view scale comparison of the EX-ZR15 and the A7S III.

Taking into account dimensions and weight, the portability grade of the EX-ZR15 and A7S III is 93 and 61 respectively.

Sometimes, it's hard to visualize the contrast in sensor dimensions merely by checking out specifications. The image here will help provide you a more clear sense of the sensor dimensions in the EX-ZR15 and A7S III.

To sum up, both of those cameras feature different resolutions and different sensor dimensions. The EX-ZR15 with its smaller sensor is going to make shooting shallow DOF tougher and the Casio EX-ZR15 will provide more detail because of its extra 4 Megapixels. Higher resolution can also allow you to crop photographs way more aggressively. The more aged EX-ZR15 will be behind with regard to sensor tech.