Pentax Efina vs Sony A330

On this page, we are analyzing the Pentax Efina and Sony A330, one being a Ultracompact and the other is a Entry-Level DSLR by manufacturers Pentax and Sony. There exists a huge gap among the image resolutions of the Efina (14MP) and A330 (10MP) and the Efina (1/2.3") and A330 (APS-C) provide different sensor measurements.

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The Efina was announced 4 years later than the A330 and that is a fairly significant gap as far as camera technology is concerned. The two cameras have different body design with the Pentax Efina being a Ultracompact camera and the Sony A330 being a Compact SLR camera.

Before delving into a step-by-step comparison, here is a brief introduction of how the Efina grades versus the A330 with regard to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Pentax Efina and Sony Alpha DSLR-A330. The whole galleries are provided at Pentax Efina Gallery and Sony A330 Gallery.

In case you're aiming to lug around your camera regularly, you need to consider its weight and size. The Pentax Efina features outside dimensions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") and a weight of 91 grams (0.20 lbs) and the Sony A330 has specifications of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") with a weight of 529 grams (1.17 lbs).

Look at the Pentax Efina and Sony A330 in the new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have attached at that moment. Below is a front view dimensions comparison of the Efina against the A330.

Taking into consideration dimensions and weight, the portability score of the Efina and A330 is 97 and 67 respectively.

Typically, it is hard to picture the gap in sensor measurements only by researching technical specs. The photograph underneath will help provide you a more clear sense of the sensor dimensions in the Efina and A330.

As you can tell, both of those cameras provide different megapixels and different sensor measurements. The Efina using its smaller sensor is going to make achieving bokeh tougher and the Pentax Efina will provide you with greater detail with its extra 4MP. Greater resolution can also enable you to crop images more aggressively. The more recent Efina provides an edge when it comes to sensor innovation.