Olympus TG-810 vs Pentax K-S2

On this page, we will be analyzing the Olympus TG-810 versus Pentax K-S2, one being a Waterproof and the latter is a Entry-Level DSLR by brands Olympus and Pentax. There is a huge difference between the image resolutions of the TG-810 (14MP) and K-S2 (20MP) and the TG-810 (1/2.3") and K-S2 (APS-C) have different sensor dimensions.

Photography Glossary

The TG-810 was unveiled 4 years earlier than the K-S2 and that is quite a significant gap as far as tech is concerned. Both of the cameras have different body design with the Olympus TG-810 being a Compact camera and the Pentax K-S2 being a Compact SLR camera.

Before getting right into a comprehensive comparison, here is a short summation of how the TG-810 scores versus the K-S2 when it comes to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus TG-810 and Pentax K-S2. The full galleries are provided at Olympus TG-810 Gallery and Pentax K-S2 Gallery.

When you are looking to carry your camera often, you are going to need to think about its weight and dimensions. The Olympus TG-810 comes with outside measurements of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") with a weight of 215 grams (0.47 lbs) and the Pentax K-S2 has dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") having a weight of 678 grams (1.49 lbs).

Check the Olympus TG-810 versus Pentax K-S2 in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you select at the time. Following is a front view physical size comparison of the TG-810 against the K-S2.

Looking at size and weight, the portability rating of the TG-810 and K-S2 is 92 and 64 respectively.

In many cases, it is very difficult to picture the difference between sensor sizing merely by reviewing technical specs. The photograph underneath will give you a more clear sense of the sensor sizing in the TG-810 and K-S2.

As you can tell, both of these cameras provide different megapixel count and different sensor sizing. The TG-810 using its tinier sensor is going to make shooting bokeh harder and the Pentax K-S2 will offer you more detail having an extra 6 Megapixels. Higher resolution will also help you crop photographs more aggressively. The older TG-810 is going to be behind in sensor innovation.