Canon SD4000 IS vs Pentax K20D

Below, we are comparing the Canon SD4000 IS vs Pentax K20D, one being a Small Sensor Compact and the other is a Advanced DSLR by brands Canon and Pentax. There exists a crucial gap between the image resolutions of the SD4000 IS (10MP) and K20D (15MP) and the SD4000 IS (1/2.3") and K20D (APS-C) enjoy totally different sensor size.

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The SD4000 IS was manufactured 2 years later than the K20D and that is quite a serious gap as far as technology is concerned. Both of these cameras come with different body type with the Canon SD4000 IS being a Compact camera and the Pentax K20D being a Mid-size SLR camera.

Before we go straight into a thorough comparison, below is a brief highlight of how the SD4000 IS matches up against the K20D in relation to portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Canon PowerShot SD4000 IS and Pentax K20D. The entire galleries are provided at Canon SD4000 IS Gallery and Pentax K20D Gallery.

For anyone who is aiming to carry your camera frequently, you should consider its weight and size. The Canon SD4000 IS provides external measurements of 100mm x 54mm x 23mm (3.9" x 2.1" x 0.9") having a weight of 175 grams (0.39 lbs) whilst 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).

Analyze the Canon SD4000 IS vs Pentax K20D in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you select during that time. Following is the front view size comparison of the SD4000 IS against the K20D.

Looking at dimensions and weight, the portability score of the SD4000 IS and K20D is 94 and 59 respectively.

Typically, it's difficult to see the gap between sensor sizing simply by checking technical specs. The photograph underneath will help offer you a far better sense of the sensor sizing in the SD4000 IS and K20D.

As you have seen, both of these cameras have got different resolutions and different sensor sizing. The SD4000 IS due to its tinier sensor will make shooting shallow DOF more difficult and the Pentax K20D will resolve extra detail due to its extra 5 Megapixels. Greater resolution will also enable you to crop images much more aggressively. The fresher SD4000 IS will have a benefit with regard to sensor innovation.