Pentax K-S2 vs Pentax W90

Below, we will be contrasting the Pentax K-S2 vs Pentax W90, one is a Entry-Level DSLR and the latter is a Waterproof and both of them are manufactured by Pentax. There is a significant difference between the resolutions of the K-S2 (20MP) and W90 (12MP) and the K-S2 (APS-C) and W90 (1/2.3") come with different sensor sizing.

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The K-S2 was manufactured 5 years after the W90 which is quite a sizable gap as far as tech is concerned. Both of the cameras come with different body type with the Pentax K-S2 being a Compact SLR camera and the Pentax W90 being a Compact camera.

Before going straight into a complete comparison, below is a short overview of how the K-S2 matches up versus the W90 for portability, imaging, features and an overall score.

Below is a preview of the gallery images for Pentax K-S2 and Pentax Optio W90. The entire galleries are provided at Pentax K-S2 Gallery and Pentax W90 Gallery.

For anyone who is intending to carry around your camera often, you will need to think about its weight and volume. The Pentax K-S2 provides outside measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") along with a weight of 678 grams (1.49 lbs) whilst the Pentax W90 has sizing of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") and a weight of 164 grams (0.36 lbs).

Compare the Pentax K-S2 vs Pentax W90 in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you are working with at the time. The following is the front view scale comparison of the K-S2 vs the W90.

Taking into account size and weight, the portability score of the K-S2 and W90 is 64 and 94 respectively.

Often, it's hard to picture the difference between sensor sizes just by reviewing a spec sheet. The picture below should offer you a far better sense of the sensor measurements in the K-S2 and W90.

As you can see, the two cameras have got different megapixels and different sensor sizes. The K-S2 featuring a bigger sensor is going to make shooting bokeh less difficult and the Pentax K-S2 will deliver extra detail due to its extra 8MP. Higher resolution will allow you to crop shots much more aggressively. The more modern K-S2 provides a benefit when it comes to sensor tech.