Casio EX-Z90 vs Sony A7

Below, we are evaluating the Casio EX-Z90 and Sony A7, former being a Small Sensor Compact while the other is a Pro Mirrorless by rivals Casio and Sony. There exists a noticeable gap between the resolutions of the EX-Z90 (12MP) and A7 (24MP) and the EX-Z90 (1/2.3") and A7 (Full frame) enjoy totally different sensor dimensions.

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The EX-Z90 was introduced 5 years before the A7 and that is quite a sizable difference as far as technology is concerned. Both cameras come with different body type with the Casio EX-Z90 being a Compact camera and the Sony A7 being a SLR-style mirrorless camera.

Before going straight into a more detailed comparison, below is a short introduction of how the EX-Z90 scores versus the A7 when considering portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Casio Exilim EX-Z90 & Sony Alpha A7. The whole galleries are provided at Casio EX-Z90 Gallery & Sony A7 Gallery.

For those who are planning to carry your camera regularly, you will want to think about its weight and size. The Casio EX-Z90 provides outer measurements of 90mm x 52mm x 19mm (3.5" x 2.0" x 0.7") having a weight of 121 grams (0.27 lbs) while the Sony A7 has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 474 grams (1.04 lbs).

Examine the Casio EX-Z90 and Sony A7 in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change based on the lens you use at that moment. Following is the front view size comparison of the EX-Z90 vs the A7.

Taking into account dimensions and weight, the portability rating of the EX-Z90 and A7 is 96 and 78 respectively.

Typically, it is hard to envision the gap between sensor sizing purely by going over technical specs. The photograph underneath should provide you a more clear sense of the sensor sizing in the EX-Z90 and A7.

As you have seen, both of the cameras have got different megapixel count and different sensor sizing. The EX-Z90 having a tinier sensor will make shooting shallow DOF harder and the Sony A7 will offer you more detail using its extra 12MP. Greater resolution can also enable you to crop pics much more aggressively. The older EX-Z90 is going to be behind in sensor tech.