Olympus E-450 vs Pentax K20D

The following is a in-depth analysis of the Olympus E-450 and Pentax K20D, former is a Entry-Level DSLR while the latter is a Advanced DSLR by manufacturers Olympus and Pentax. There is a large difference among the image resolutions of the E-450 (10MP) and K20D (15MP) and the E-450 (Four Thirds) and K20D (APS-C) come with totally different sensor measurements.

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The E-450 was revealed 10 months after the K20D which means that they are of a similar age. Both of these cameras offer different body type with the Olympus E-450 being a Compact SLR camera and the Pentax K20D being a Mid-size SLR camera.

Before delving through a thorough comparison, below is a concise highlight of how the E-450 matches up versus the K20D in terms of portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Olympus E-450 & Pentax K20D. The full galleries are provided at Olympus E-450 Gallery & Pentax K20D Gallery.

For anyone who is planning to travel with your camera frequently, you will need to factor its weight and size. The Olympus E-450 provides exterior measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") accompanied by a weight of 426 grams (0.94 lbs) while the Pentax K20D has specifications of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs).

Check out the Olympus E-450 and Pentax K20D in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will differ based on the lens you are using at that time. The following is the front view dimension comparison of the E-450 compared to the K20D.

Looking at size and weight, the portability score of the E-450 and K20D is 77 and 59 respectively.

Often, it's hard to see the difference in sensor dimensions simply by checking out specs. The picture below will offer you a far better sense of the sensor measurements in the E-450 and K20D.

All in all, each of the cameras offer different megapixels and different sensor dimensions. The E-450 using its smaller sensor will make achieving shallow DOF tougher and the Pentax K20D will show greater detail because of its extra 5MP. Higher resolution can also allow you to crop photographs a little more aggressively. The newer E-450 is going to have a benefit with regard to sensor innovation.