Pentax K110D vs Sony A57

Here is a extended analysis of the Pentax K110D vs Sony A57, both Entry-Level DSLR cameras by brands Pentax and Sony. There is a noticeable difference among the image resolutions of the K110D (6MP) and A57 (16MP) but they feature the same exact sensor size (APS-C).

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The K110D was announced 7 years prior to the A57 and that is a fairly sizable difference as far as camera tech is concerned. Both of these cameras offer the identical body type (Compact SLR).

Before getting through a more detailed comparison, below is a quick view of how the K110D matches up vs the A57 when it comes to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Pentax K110D & Sony SLT-A57. The whole galleries are provided at Pentax K110D Gallery & Sony A57 Gallery.

If you're intending to carry your camera frequently, you have to take into account its weight and proportions. The Pentax K110D comes with physical measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") having a weight of 585 grams (1.29 lbs) while the Sony A57 has measurements of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") and a weight of 618 grams (1.36 lbs).

Look at the Pentax K110D vs Sony A57 in our newest Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change based on the lens you are utilizing at that moment. Here is the front view proportions comparison of the K110D compared to the A57.

Looking at size and weight, the portability grade of the K110D and A57 is 67 and 64 respectively.

Generally, it is very tough to envision the contrast in sensor sizing only by viewing technical specs. The visual here may provide you a more clear sense of the sensor sizing in the K110D and A57.

As you have seen, both of the cameras offer the same exact sensor sizing albeit not the same megapixels. You can expect the Sony A57 to result in greater detail with its extra 10 Megapixels. Higher resolution will also make it easier to crop pictures a little more aggressively. The older K110D will be behind with regard to sensor innovation.