Canon D20 vs Pentax E90

Here is a thorough review of the Canon D20 and Pentax E90, one being a Waterproof and the other is a Small Sensor Compact by manufacturers Canon and Pentax. The sensor resolution of the D20 (12MP) and the E90 (10MP) is very comparable and both cameras offer the same sensor size (1/2.3").

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The D20 was revealed 3 years later than the E90 and that is a fairly big gap as far as camera tech is concerned. The two cameras have the same body design (Compact).

Before delving straight to a complete comparison, here is a quick overview of how the D20 matches up vs the E90 for portability, imaging, features and an overall rating.

This is a sample of the gallery pics for Canon PowerShot D20 and Pentax Optio E90. The full galleries are available at Canon D20 Gallery and Pentax E90 Gallery.

When you are going to carry your camera regularly, you will have to factor its weight and size. The Canon D20 has got exterior measurements of 112mm x 71mm x 28mm (4.4" x 2.8" x 1.1") and a weight of 228 grams (0.50 lbs) and the Pentax E90 has specifications of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") along with a weight of 145 grams (0.32 lbs).

See the Canon D20 and Pentax E90 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at the time. Following is a front view physical size comparison of the D20 vs the E90.

Taking into consideration size and weight, the portability rating of the D20 and E90 is 91 and 94 respectively.

Generally, it can be difficult to envision the gap in sensor sizing purely by seeing technical specs. The visual here will provide you a greater sense of the sensor measurements in the D20 and E90.

As you have seen, each of these cameras provide the same sensor dimensions but not the same megapixels. You should expect to see the Canon D20 to provide more detail because of its extra 2 Megapixels. Greater resolution can also let you crop pics more aggressively. The more recent D20 is going to have an edge when it comes to sensor technology.