Olympus TG-810 vs Pentax K-S1

Let's take a more detailed look at the Olympus TG-810 and Pentax K-S1, one is a Waterproof and the latter is a Advanced DSLR by rivals Olympus and Pentax. There exists a sizeable gap between the resolutions of the TG-810 (14MP) and K-S1 (20MP) and the TG-810 (1/2.3") and K-S1 (APS-C) enjoy totally different sensor size.

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The TG-810 was manufactured 4 years prior to the K-S1 which is quite a large gap as far as technology is concerned. Both of the cameras offer different body type with the Olympus TG-810 being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before we go straight into a step-by-step comparison, below is a quick synopsis of how the TG-810 grades against the K-S1 when considering portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus TG-810 and Pentax K-S1. The entire galleries are provided at Olympus TG-810 Gallery and Pentax K-S1 Gallery.

For anybody who is planning to travel with your camera regularly, you will need to factor its weight and volume. The Olympus TG-810 comes with outside dimensions of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") accompanied by a weight of 215 grams (0.47 lbs) while the Pentax K-S1 has sizing of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Analyze the Olympus TG-810 and Pentax K-S1 in the latest Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you have at that moment. Underneath is the front view over all size comparison of the TG-810 versus the K-S1.

Using dimensions and weight, the portability rating of the TG-810 and K-S1 is 92 and 69 respectively.

Typically, it's hard to see the difference between sensor dimensions simply by reviewing technical specs. The image here will help give you a better sense of the sensor dimensions in the TG-810 and K-S1.

As you can tell, both of these cameras offer different megapixels and different sensor dimensions. The TG-810 because of its tinier sensor will make getting shallower depth of field more difficult and the Pentax K-S1 will deliver more detail due to its extra 6MP. Higher resolution will enable you to crop photographs a little more aggressively. The more aged TG-810 is going to be behind with regard to sensor technology.