Olympus SP-620 UZ vs Pentax W90

Lets take a more detailed look at the Olympus SP-620 UZ vs Pentax W90, former being a Small Sensor Superzoom while the other is a Waterproof by competitors Olympus and Pentax. There is a noticeable difference among the resolutions of the SP-620 UZ (16MP) and W90 (12MP) but both cameras offer the same sensor sizes (1/2.3").

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The SP-620 UZ was unveiled 23 months later than the W90 making them a generation apart from each other. Both the cameras have the same body design (Compact).

Before we go straight to a comprehensive comparison, here is a quick highlight of how the SP-620 UZ scores vs the W90 in the way of portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Olympus SP-620 UZ & Pentax Optio W90. The full galleries are viewable at Olympus SP-620 UZ Gallery & Pentax W90 Gallery.

If you're aiming to lug around your camera frequently, you're going to have to factor its weight and measurements. The Olympus SP-620 UZ enjoys outside measurements of 110mm x 74mm x 74mm (4.3" x 2.9" x 2.9") along with a weight of 435 grams (0.96 lbs) and the Pentax W90 has proportions of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") with a weight of 164 grams (0.36 lbs).

Check out the Olympus SP-620 UZ vs Pentax W90 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ based on the lens you use at the time. Here is a front view physical size comparison of the SP-620 UZ against the W90.

Using size and weight, the portability rating of the SP-620 UZ and W90 is 78 and 94 respectively.

Generally, it's difficult to visualise the gap in sensor measurements simply by going through specifications. The visual underneath will provide you a greater sense of the sensor sizing in the SP-620 UZ and W90.

Plainly, both the cameras provide the same sensor dimensions but not the same megapixels. You can expect to see the Olympus SP-620 UZ to show extra detail having an extra 4MP. Greater resolution will let you crop photos more aggressively. The more modern SP-620 UZ is going to have a benefit when it comes to sensor technology.