Pentax K100D S vs Sony A290

Lets look much closer at the Pentax K100D S vs Sony A290, both Entry-Level DSLR digital cameras by brands Pentax and Sony. There is a big difference between the resolutions of the K100D S (6MP) and A290 (14MP) but both cameras provide the same sensor size (APS-C).

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The K100D S was introduced 3 years earlier than the A290 which is quite a big gap as far as tech is concerned. The two cameras have the same body design (Compact SLR).

Before delving straight to a in depth comparison, here is a brief introduction of how the K100D S scores vs the A290 in terms of portability, imaging, features and an overall score.

This is a preview of the gallery images for Pentax K100D Super and Sony Alpha DSLR-A290. The whole galleries are available at Pentax K100D S Gallery and Sony A290 Gallery.

If you are aiming to carry around your camera often, you need to consider its weight and volume. The Pentax K100D S offers outer dimensions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs) while the Sony A290 has sizing of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") having a weight of 549 grams (1.21 lbs).

Analyze the Pentax K100D S vs Sony A290 in the new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that time. The following is a front view sizing comparison of the K100D S vs the A290.

Taking into account size and weight, the portability rating of the K100D S and A290 is 65 and 66 respectively.

Generally, its tough to envision the contrast between sensor sizes simply by going over specifications. The picture below might provide you a more clear sense of the sensor sizes in the K100D S and A290.

To sum up, the two cameras provide the same sensor dimensions albeit not the same MP. You should expect the Sony A290 to offer you greater detail using its extra 8MP. Higher resolution can also let you crop photographs more aggressively. The more aged K100D S is going to be behind when it comes to sensor technology.