Pentax Efina vs Sony A55

Its time to examine more in depth at the Pentax Efina and Sony A55, former is a Ultracompact while the other is a Entry-Level DSLR by rivals Pentax and Sony. The sensor resolution of the Efina (14MP) and the A55 (16MP) is very comparable but the Efina (1/2.3") and A55 (APS-C) come with totally different sensor measurements.

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The Efina was revealed 2 years after the A55 which is a fairly significant difference as far as camera tech is concerned. Both the cameras come with different body type with the Pentax Efina being a Ultracompact camera and the Sony A55 being a Compact SLR camera.

Before going through a full comparison, below is a quick highlight of how the Efina grades against the A55 with regards to portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Pentax Efina & Sony SLT-A55. The full galleries are provided at Pentax Efina Gallery & Sony A55 Gallery.

If you're going to travel with your camera, you're going to have to consider its weight and measurements. The Pentax Efina comes with outside measurements of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") and a weight of 91 grams (0.20 lbs) while the Sony A55 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

Contrast the Pentax Efina and Sony A55 in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change based on the lens you have during that time. Below is the front view sizing comparison of the Efina and the A55.

Considering size and weight, the portability grade of the Efina and A55 is 97 and 67 respectively.

Oftentimes, its tough to envision the contrast in sensor dimensions purely by checking out a spec sheet. The pic here might provide you a far better sense of the sensor sizing in the Efina and A55.

Clearly, each of the cameras have got different megapixel count and different sensor dimensions. The Efina with its smaller sensor will make achieving shallow depth of field more difficult and the Sony A55 will provide more detail because of its extra 2MP. Greater resolution will allow you to crop photos much more aggressively. The younger Efina is going to have an edge with regard to sensor technology.