Casio EX-ZR400 vs Sony A7 III

On this page, we will be looking at the Casio EX-ZR400 vs Sony A7 III, former is a Small Sensor Superzoom while the latter is a Pro Mirrorless by manufacturers Casio and Sony. There exists a large gap among the image resolutions of the EX-ZR400 (16MP) and A7 III (24MP) and the EX-ZR400 (1/2.3") and A7 III (Full frame) posses totally different sensor measurements.

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The EX-ZR400 was revealed 6 years earlier than the A7 III which is a fairly serious difference as far as camera technology is concerned. Both the cameras have different body design with the Casio EX-ZR400 being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before getting right into a more detailed comparison, here is a short overview of how the EX-ZR400 grades versus the A7 III in terms of portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Casio Exilim EX-ZR400 & Sony Alpha A7 III. The full galleries are provided at Casio EX-ZR400 Gallery & Sony A7 III Gallery.

When you are intending to carry around your camera frequently, you'll have to factor its weight and size. The Casio EX-ZR400 has got outside dimensions of 105mm x 59mm x 29mm (4.1" x 2.3" x 1.1") along with a weight of 205 grams (0.45 lbs) while the Sony A7 III has specifications of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Take a look at the Casio EX-ZR400 vs Sony A7 III in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will vary based on the lens you are working with at that time. The following is a front view overall size comparison of the EX-ZR400 vs the A7 III.

Using dimensions and weight, the portability grade of the EX-ZR400 and A7 III is 92 and 63 respectively.

More often than not, it is difficult to visualise the contrast in sensor sizes simply by researching specs. The image below should give you a greater sense of the sensor dimensions in the EX-ZR400 and A7 III.

As you can plainly see, both of those cameras provide different megapixel count and different sensor sizes. The EX-ZR400 having a smaller sensor will make achieving shallow DOF more challenging and the Sony A7 III will result in greater detail because of its extra 8 Megapixels. Higher resolution will help you crop photographs more aggressively. The more aged EX-ZR400 will be behind in sensor technology.