Olympus SP-820UZ vs Pentax K20D

In this write-up, we will be reviewing the Olympus SP-820UZ versus Pentax K20D, former is a Small Sensor Superzoom while the latter is a Advanced DSLR by manufacturers Olympus and Pentax. The image resolution of the SP-820UZ (14MP) and the K20D (15MP) is pretty well matched but the SP-820UZ (1/2.3") and K20D (APS-C) enjoy totally different sensor sizes.

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The SP-820UZ was announced 4 years after the K20D which is quite a big difference as far as technology is concerned. Both the cameras offer different body type with the Olympus SP-820UZ being a Compact camera and the Pentax K20D being a Mid-size SLR camera.

Before delving through a more detailed comparison, below is a concise introduction of how the SP-820UZ scores against the K20D with respect to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus Stylus SP-820UZ & Pentax K20D. The whole galleries are available at Olympus SP-820UZ Gallery & Pentax K20D Gallery.

For anyone who is looking to travel with your camera, you are going to need to factor its weight and size. The Olympus SP-820UZ enjoys exterior dimensions of 117mm x 78mm x 93mm (4.6" x 3.1" x 3.7") with a weight of 485 grams (1.07 lbs) and the Pentax K20D has specifications of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs).

Analyze the Olympus SP-820UZ versus Pentax K20D in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary dependant on the lens you are utilizing at that time. The following is the front view measurements comparison of the SP-820UZ versus the K20D.

Factoring in dimensions and weight, the portability rating of the SP-820UZ and K20D is 69 and 59 respectively.

Normally, it is hard to visualise the gap between sensor dimensions merely by reading through specifications. The image underneath will help offer you a much better sense of the sensor sizes in the SP-820UZ and K20D.

Plainly, the 2 cameras offer different resolutions and different sensor dimensions. The SP-820UZ using its tinier sensor will make shooting shallow depth of field tougher and the Pentax K20D will give you greater detail with its extra 1MP. Higher resolution will let you crop shots a little more aggressively. The more recent SP-820UZ will have a benefit in sensor innovation.