Pentax K20D vs Pentax I-10

Its time to examine more in depth at the Pentax K20D and Pentax I-10, former being a Advanced DSLR while the latter is a Small Sensor Compact and they are both sold by Pentax. There is a large difference among the image resolutions of the K20D (15MP) and I-10 (12MP) and the K20D (APS-C) and I-10 (1/2.3") feature totally different sensor measurements.

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The K20D was manufactured 19 months prior to the I-10 which makes the cameras a generation apart from each other. Both of these cameras come with different body type with the Pentax K20D being a Mid-size SLR camera and the Pentax I-10 being a Compact camera.

Before diving in to a full comparison, below is a concise summary of how the K20D grades vs the I-10 for portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Pentax K20D & Pentax Optio I-10. The entire galleries are provided at Pentax K20D Gallery & Pentax I-10 Gallery.

If you are looking to carry your camera, you need to think about its weight and volume. The Pentax K20D comes with external measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs) and the Pentax I-10 has sizing of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") with a weight of 153 grams (0.34 lbs).

Examine the Pentax K20D and Pentax I-10 in our completely new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary dependant on the lens you are utilizing at that moment. The following is the front view measurement comparison of the K20D and the I-10.

Considering size and weight, the portability score of the K20D and I-10 is 59 and 93 respectively.

Often, it is very difficult to visualise the gap in sensor sizing simply by checking out technical specs. The graphic underneath will help provide you a better sense of the sensor sizing in the K20D and I-10.

As you can tell, the two cameras have got different resolutions and different sensor sizing. The K20D featuring a bigger sensor will make shooting shallow depth of field easier and the Pentax K20D will produce extra detail due to its extra 3MP. Higher resolution will make it easier to crop shots much more aggressively. The older K20D will be behind with regard to sensor innovation.