Casio EX-Z33 vs Sony A55

In this write-up, we will be looking at the Casio EX-Z33 and Sony A55, one being a Small Sensor Compact and the latter is a Entry-Level DSLR by manufacturers Casio and Sony. There exists a huge gap between the image resolutions of the EX-Z33 (10MP) and A55 (16MP) and the EX-Z33 (1/2.3") and A55 (APS-C) use totally different sensor dimensions.

Photography Glossary

The EX-Z33 was unveiled 11 months before the A55 which means that they are both of a similar generation. Both the cameras offer different body type with the Casio EX-Z33 being a Compact camera and the Sony A55 being a Compact SLR camera.

Before delving through a complete comparison, below is a short view of how the EX-Z33 grades versus the A55 when it comes to portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Casio Exilim EX-Z33 and Sony SLT-A55. The full galleries are available at Casio EX-Z33 Gallery and Sony A55 Gallery.

In case you're going to lug around your camera frequently, you should factor in its weight and size. The Casio EX-Z33 features outer dimensions of 95mm x 56mm x 18mm (3.7" x 2.2" x 0.7") having a weight of 106 grams (0.23 lbs) and the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Examine the Casio EX-Z33 and Sony A55 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing at that moment. Underneath is the front view measurement comparison of the EX-Z33 compared to the A55.

Looking at dimensions and weight, the portability score of the EX-Z33 and A55 is 97 and 67 respectively.

More often than not, its difficult to see the difference between sensor measurements just by looking at specs. The graphic below will offer you a better sense of the sensor dimensions in the EX-Z33 and A55.

As you can plainly see, the two cameras offer different megapixel count and different sensor measurements. The EX-Z33 having a tinier sensor will make getting shallower DOF more challenging and the Sony A55 will resolve more detail having an extra 6 Megapixels. Higher resolution will allow you to crop pictures a little more aggressively. The older EX-Z33 is going to be disadvantaged with regard to sensor tech.