Olympus TG-5 vs Pentax K-S2

On this page, we will be looking at the Olympus TG-5 and Pentax K-S2, former is a Waterproof while the latter is a Entry-Level DSLR by brands Olympus and Pentax. There is a substantial difference among the sensor resolutions of the TG-5 (12MP) and K-S2 (20MP) and the TG-5 (1/2.3") and K-S2 (APS-C) boast different sensor measurements.

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The TG-5 was unveiled 2 years after the K-S2 which is a fairly big difference as far as camera tech is concerned. The two cameras have different body design with the Olympus TG-5 being a Compact camera and the Pentax K-S2 being a Compact SLR camera.

Before going into a in-depth comparison, here is a brief summation of how the TG-5 matches up against the K-S2 in the way of portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus Tough TG-5 & Pentax K-S2. The full galleries are provided at Olympus TG-5 Gallery & Pentax K-S2 Gallery.

For anyone who is planning to carry around your camera frequently, you're going to have to factor in its weight and dimensions. The Olympus TG-5 provides outside dimensions of 113mm x 66mm x 32mm (4.4" x 2.6" x 1.3") with a weight of 250 grams (0.55 lbs) and the Pentax K-S2 has dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") along with a weight of 678 grams (1.49 lbs).

See the Olympus TG-5 and Pentax K-S2 in our brand new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will vary based on the lens you are utilizing at that moment. Below is a front view dimensions comparison of the TG-5 and the K-S2.

Taking into account size and weight, the portability grade of the TG-5 and K-S2 is 90 and 64 respectively.

In many cases, it's hard to visualize the gap in sensor sizes just by going through technical specs. The picture underneath may offer you a clearer sense of the sensor sizes in the TG-5 and K-S2.

As you can tell, each of the cameras have different megapixel count and different sensor sizes. The TG-5 having a smaller sensor is going to make getting shallow DOF more challenging and the Pentax K-S2 will show more detail having an extra 8MP. Higher resolution will enable you to crop shots a bit more aggressively. The fresher TG-5 should have a benefit in sensor innovation.