Pentax K110D vs Sony A33

Lets look a little more in depth at the Pentax K110D vs Sony A33, both Entry-Level DSLR cameras by companies Pentax and Sony. There is a crucial difference among the resolutions of the K110D (6MP) and A33 (14MP) but both cameras offer the same sensor measurements (APS-C).

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The K110D was released 5 years before the A33 which is a fairly serious gap as far as camera tech is concerned. Both of the cameras have the same body design (Compact SLR).

Before diving into a detailed comparison, here is a concise summation of how the K110D grades versus the A33 in regards to portability, imaging, features and an overall score.

Following is a sample of the gallery pictures for Pentax K110D and Sony SLT-A33. The complete galleries are viewable at Pentax K110D Gallery and Sony A33 Gallery.

If you're aiming to carry around your camera often, you'll need to take into account its weight and dimensions. The Pentax K110D has exterior measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") and a weight of 585 grams (1.29 lbs) and the Sony A33 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Contrast the Pentax K110D vs Sony A33 in the latest Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at that time. Here is a front view physical size comparison of the K110D compared to the A33.

Looking at size and weight, the portability rating of the K110D and A33 is 67 and 67 respectively.

Oftentimes, it is very difficult to see the gap in sensor sizes just by seeing a spec sheet. The picture below will provide you a clearer sense of the sensor measurements in the K110D and A33.

Clearly, both of the cameras provide the same sensor dimensions but not the same resolution. You should anticipate the Sony A33 to produce more detail as a result of its extra 8 Megapixels. Greater resolution will let you crop images more aggressively. The more aged K110D will be disadvantaged with regard to sensor tech.