Pentax K110D vs Sony A550

The following is a detailed overview of the Pentax K110D and Sony A550, both Entry-Level DSLR digital cameras by brands Pentax and Sony. There is a sizeable difference between the image resolutions of the K110D (6MP) and A550 (14MP) but both cameras have the identical sensor sizes (APS-C).

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The K110D was unveiled 4 years before the A550 which is quite a large gap as far as tech is concerned. Both of the cameras feature the same body design (Compact SLR).

Before diving right into a detailed comparison, here is a quick synopsis of how the K110D matches up vs the A550 in terms of portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Pentax K110D and Sony Alpha DSLR-A550. The full galleries are available at Pentax K110D Gallery and Sony A550 Gallery.

If you are looking to travel with your camera frequently, you will want to factor in its weight and volume. The Pentax K110D has got external dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") and a weight of 585 grams (1.29 lbs) while the Sony A550 has sizing of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

Compare the Pentax K110D and Sony A550 in the new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you use during that time. The following is a front view measurement comparison of the K110D and the A550.

Considering size and weight, the portability score of the K110D and A550 is 67 and 63 respectively.

Often, it's difficult to visualize the difference between sensor dimensions simply by reading through technical specs. The pic below might give you a greater sense of the sensor dimensions in the K110D and A550.

As you have seen, the 2 cameras come with the identical sensor size but different MP. You should anticipate the Sony A550 to give extra detail having an extra 8MP. Greater resolution will make it easier to crop pics a good deal more aggressively. The more aged K110D is going to be behind in sensor technology.