Pentax W90 vs Sony W620

In this write-up, we are reviewing the Pentax W90 and Sony W620, former being a Waterproof while the other is a Small Sensor Compact by competitors Pentax and Sony. The sensor resolution of the W90 (12MP) and the W620 (14MP) is fairly well matched and they enjoy the same exact sensor size (1/2.3").

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The W90 was announced 22 months before the W620 making the cameras a generation apart from one another. Each of these cameras offer the identical body type (Compact).

Before going in to a in depth comparison, below is a concise introduction of how the W90 scores against the W620 with regards to portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Pentax Optio W90 & Sony Cyber-shot DSC-W620. The whole galleries are available at Pentax W90 Gallery & Sony W620 Gallery.

For anyone who is planning to carry your camera, you need to factor its weight and dimensions. The Pentax W90 provides outer measurements of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") with a weight of 164 grams (0.36 lbs) whilst the Sony W620 has dimensions of 98mm x 56mm x 20mm (3.9" x 2.2" x 0.8") and a weight of 116 grams (0.26 lbs).

Take a look at the Pentax W90 and Sony W620 in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will change based on the lens you use during that time. Here is the front view overall size comparison of the W90 versus the W620.

Looking at dimensions and weight, the portability score of the W90 and W620 is 94 and 96 respectively.

Typically, it is very difficult to picture the difference between sensor sizing merely by checking specifications. The visual here will provide you a stronger sense of the sensor measurements in the W90 and W620.

Plainly, the 2 cameras enjoy the same exact sensor sizing but different resolution. You can anticipate the Sony W620 to resolve greater detail with its extra 2 Megapixels. Greater resolution can also make it easier to crop pics far more aggressively. The older W90 is going to be disadvantaged when it comes to sensor innovation.