Olympus TG-630 iHS vs Pentax K20D

Lets look a little more in depth at the Olympus TG-630 iHS vs Pentax K20D, former being a Waterproof while the other is a Advanced DSLR by competitors Olympus and Pentax. The image resolution of the TG-630 iHS (12MP) and the K20D (15MP) is fairly close but the TG-630 iHS (1/2.3") and K20D (APS-C) provide totally different sensor sizes.

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The TG-630 iHS was announced 4 years later than the K20D and that is a fairly large difference as far as camera tech is concerned. Both cameras feature different body design with the Olympus TG-630 iHS being a Compact camera and the Pentax K20D being a Mid-size SLR camera.

Before getting straight to a more detailed comparison, here is a short highlight of how the TG-630 iHS scores against the K20D in regards to portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Olympus TG-630 iHS & Pentax K20D. The whole galleries are available at Olympus TG-630 iHS Gallery & Pentax K20D Gallery.

For anyone who is looking to carry your camera regularly, you will want to factor in its weight and proportions. The Olympus TG-630 iHS comes with physical measurements of 98mm x 66mm x 22mm (3.9" x 2.6" x 0.9") having a weight of 167 grams (0.37 lbs) while the Pentax K20D has measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs).

Compare the Olympus TG-630 iHS vs Pentax K20D in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will differ depending on the lens you have attached at that time. Here is a front view overall size comparison of the TG-630 iHS against the K20D.

Considering size and weight, the portability rating of the TG-630 iHS and K20D is 94 and 59 respectively.

Generally, it is difficult to see the gap in sensor sizing only by looking through specifications. The graphic here may offer you a far better sense of the sensor measurements in the TG-630 iHS and K20D.

Plainly, both of the cameras come with different megapixels and different sensor sizing. The TG-630 iHS with its smaller sensor will make getting bokeh harder and the Pentax K20D will result in more detail with its extra 3MP. Greater resolution will help you crop images a good deal more aggressively. The more recent TG-630 iHS will have an edge when it comes to sensor tech.