Olympus TG-6 vs Pentax K20D

In this article, we will be reviewing the Olympus TG-6 vs Pentax K20D, former is a Waterproof while the latter is a Advanced DSLR by competitors Olympus and Pentax. The image resolution of the TG-6 (12MP) and the K20D (15MP) is pretty close but the TG-6 (1/2.3") and K20D (APS-C) use totally different sensor size.

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The TG-6 was manufactured 11 years after the K20D which is a fairly large difference as far as camera tech is concerned. Each of these cameras offer different body type with the Olympus TG-6 being a Compact camera and the Pentax K20D being a Mid-size SLR camera.

Before going in to a in-depth comparison, below is a concise highlight of how the TG-6 grades versus the K20D when it comes to portability, imaging, features and an overall score.

This is a preview of the gallery images for Olympus Tough TG-6 & Pentax K20D. The entire galleries are viewable at Olympus TG-6 Gallery & Pentax K20D Gallery.

In case you're planning to carry around your camera often, you're going to have to factor its weight and proportions. The Olympus TG-6 has external dimensions of 113mm x 66mm x 32mm (4.4" x 2.6" x 1.3") accompanied by a weight of 253 grams (0.56 lbs) while the Pentax K20D has measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") with a weight of 800 grams (1.76 lbs).

Contrast the Olympus TG-6 vs Pentax K20D in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you are utilizing at that moment. Here is the front view size comparison of the TG-6 compared to the K20D.

Looking at size and weight, the portability rating of the TG-6 and K20D is 90 and 59 respectively.

Generally, it is very difficult to visualise the difference in sensor sizes simply by researching a spec sheet. The image underneath might give you a better sense of the sensor sizes in the TG-6 and K20D.

Clearly, both cameras enjoy different resolutions and different sensor sizes. The TG-6 because of its smaller sensor will make achieving shallower depth of field tougher and the Pentax K20D will render extra detail due to its extra 3MP. Higher resolution will enable you to crop photographs far more aggressively. The more modern TG-6 will have a benefit with regard to sensor technology.