Pentax Efina vs Sony A58

In this write-up, we will be evaluating the Pentax Efina and Sony A58, one being a Ultracompact and the latter is a Entry-Level DSLR by rivals Pentax and Sony. There is a significant difference between the resolutions of the Efina (14MP) and A58 (20MP) and the Efina (1/2.3") and A58 (APS-C) enjoy totally different sensor dimensions.

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The Efina was released 5 months prior to the A58 so they are both of a similar generation. Both of the cameras offer different body type with the Pentax Efina being a Ultracompact camera and the Sony A58 being a Compact SLR camera.

Before going through a thorough comparison, below is a quick summation of how the Efina matches up vs the A58 for portability, imaging, features and an overall grade.

Here is a preview of the gallery images for Pentax Efina and Sony SLT-A58. The complete galleries are viewable at Pentax Efina Gallery and Sony A58 Gallery.

If you are looking to lug around your camera frequently, you should factor its weight and size. The Pentax Efina enjoys outer dimensions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") along with a weight of 91 grams (0.20 lbs) whilst the Sony A58 has specifications of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") along with a weight of 492 grams (1.08 lbs).

Take a look at the Pentax Efina and Sony A58 in the all new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you are using at the time. The following is the front view measurements comparison of the Efina compared to the A58.

Using size and weight, the portability rating of the Efina and A58 is 97 and 68 respectively.

Oftentimes, it can be difficult to visualise the contrast between sensor measurements simply by reviewing specs. The graphic underneath will provide you a far better sense of the sensor sizes in the Efina and A58.

As you can plainly see, each of these cameras enjoy different megapixel count and different sensor measurements. The Efina because of its tinier sensor will make shooting shallow depth of field tougher and the Sony A58 will deliver more detail as a result of its extra 6MP. Higher resolution will also make it easier to crop shots far more aggressively.