Olympus E-450 vs Pentax K-S2

Below is a in depth review of the Olympus E-450 versus Pentax K-S2, both Entry-Level DSLR digital cameras by rivals Olympus and Pentax. There is a large difference between the resolutions of the E-450 (10MP) and K-S2 (20MP) and the E-450 (Four Thirds) and K-S2 (APS-C) use totally different sensor sizes.

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The E-450 was announced 6 years earlier than the K-S2 and that is quite a serious difference as far as tech is concerned. Both of these cameras offer the identical body type (Compact SLR).

Before diving in to a more detailed comparison, below is a concise view of how the E-450 scores vs the K-S2 in regards to portability, imaging, features and an overall grade.

Here is a preview of the gallery images for Olympus E-450 & Pentax K-S2. The whole galleries are provided at Olympus E-450 Gallery & Pentax K-S2 Gallery.

For anybody who is looking to lug around your camera frequently, you'll need to factor its weight and volume. The Olympus E-450 comes with outside measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) and the Pentax K-S2 has sizing of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") along with a weight of 678 grams (1.49 lbs).

Examine the Olympus E-450 versus Pentax K-S2 in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary depending on the lens you have attached at that time. Following is the front view scale comparison of the E-450 against the K-S2.

Using size and weight, the portability score of the E-450 and K-S2 is 77 and 64 respectively.

Often, it's difficult to see the difference between sensor measurements just by checking a spec sheet. The photograph here should offer you a clearer sense of the sensor sizing in the E-450 and K-S2.

Clearly, both the cameras offer different megapixel count and different sensor measurements. The E-450 with its tinier sensor will make getting shallow DOF trickier and the Pentax K-S2 will give you extra detail with its extra 10MP. Higher resolution can also allow you to crop photographs a little more aggressively. The older E-450 is going to be disadvantaged when it comes to sensor tech.