Pentax K100D S vs Sony A450

Below is a detailed assessment of the Pentax K100D S vs Sony A450, both Entry-Level DSLR cameras by rivals Pentax and Sony. There is a substantial difference among the resolutions of the K100D S (6MP) and A450 (14MP) but they come with the exact same sensor sizing (APS-C).

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The K100D S was announced 3 years prior to the A450 and that is a fairly big difference as far as camera tech is concerned. Each of these cameras come with the identical body type (Compact SLR).

Before delving straight into a thorough comparison, below is a simple introduction of how the K100D S matches up versus the A450 with regard to portability, imaging, features and an overall grade.

Here is a sample of the gallery pics for Pentax K100D Super & Sony Alpha DSLR-A450. The whole galleries are viewable at Pentax K100D S Gallery & Sony A450 Gallery.

For anybody who is intending to lug around your camera frequently, you should factor in its weight and volume. The Pentax K100D S offers outside measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") with a weight of 646 grams (1.42 lbs) while the Sony A450 has sizing of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") having a weight of 560 grams (1.23 lbs).

Compare the Pentax K100D S vs Sony A450 in our brand new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary dependant on the lens you select at that moment. Here is the front view measurement comparison of the K100D S against the A450.

Considering size and weight, the portability grade of the K100D S and A450 is 65 and 65 respectively.

In many cases, it can be hard to visualize the gap in sensor measurements only by viewing technical specs. The visual below might give you a far better sense of the sensor measurements in the K100D S and A450.

As you can tell, both of the cameras posses the exact same sensor measurements but different MP. You can expect to see the Sony A450 to render greater detail with its extra 8 Megapixels. Greater resolution will make it easier to crop images somewhat more aggressively. The older K100D S will be disadvantaged with regard to sensor tech.