Casio EX-Z280 vs Sony A55

Here is a in-depth assessment of the Casio EX-Z280 and Sony A55, former being a Small Sensor Compact while the latter is a Entry-Level DSLR by rivals Casio and Sony. There is a sizable difference among the image resolutions of the EX-Z280 (12MP) and A55 (16MP) and the EX-Z280 (1/2.3") and A55 (APS-C) use totally different sensor size.

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The EX-Z280 was released 11 months before the A55 and they are both of a similar age. Both of these cameras come with different body type with the Casio EX-Z280 being a Compact camera and the Sony A55 being a Compact SLR camera.

Before we go through a comprehensive comparison, below is a concise overview of how the EX-Z280 scores against the A55 when it comes to portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Casio Exilim EX-Z280 & Sony SLT-A55. The complete galleries are viewable at Casio EX-Z280 Gallery & Sony A55 Gallery.

For anybody who is looking to carry your camera often, you're going to have to think about its weight and size. The Casio EX-Z280 has physical measurements of 97mm x 53mm x 20mm (3.8" x 2.1" x 0.8") with a weight of 133 grams (0.29 lbs) whilst the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).

Look at the Casio EX-Z280 and Sony A55 in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ depending on the lens you select at the time. Following is the front view overall size comparison of the EX-Z280 vs the A55.

Using size and weight, the portability grade of the EX-Z280 and A55 is 96 and 67 respectively.

Generally, it is difficult to visualise the difference in sensor sizing merely by seeing technical specs. The graphic here will help give you a much better sense of the sensor sizing in the EX-Z280 and A55.

As you can tell, both cameras have got different resolutions and different sensor sizing. The EX-Z280 because of its smaller sensor will make achieving bokeh trickier and the Sony A55 will show more detail as a result of its extra 4 Megapixels. Higher resolution will allow you to crop photographs much more aggressively. The older EX-Z280 will be behind in sensor technology.