Olympus TG-860 vs Pentax K100D S

Lets examine more closely at the Olympus TG-860 and Pentax K100D S, one is a Waterproof and the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. There is a huge difference between the resolutions of the TG-860 (16MP) and K100D S (6MP) and the TG-860 (1/2.3") and K100D S (APS-C) possess totally different sensor sizing.

Photography Glossary

The TG-860 was released 7 years after the K100D S which is quite a significant gap as far as tech is concerned. Both of the cameras offer different body type with the Olympus TG-860 being a Ultracompact camera and the Pentax K100D S being a Compact SLR camera.

Before getting through a more detailed comparison, below is a simple summation of how the TG-860 grades against the K100D S in relation to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus Stylus Tough TG-860 and Pentax K100D Super. The complete galleries are available at Olympus TG-860 Gallery and Pentax K100D S Gallery.

In case you're intending to carry around your camera often, you will have to factor in its weight and dimensions. The Olympus TG-860 offers external dimensions of 110mm x 64mm x 28mm (4.3" x 2.5" x 1.1") and a weight of 224 grams (0.49 lbs) while the Pentax K100D S has dimensions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") along with a weight of 646 grams (1.42 lbs).

Examine the Olympus TG-860 and Pentax K100D S in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are working with at that time. Underneath is the front view dimension comparison of the TG-860 vs the K100D S.

Taking into consideration size and weight, the portability score of the TG-860 and K100D S is 91 and 65 respectively.

Often, it is tough to see the gap between sensor sizes merely by checking specs. The picture below will help offer you a better sense of the sensor dimensions in the TG-860 and K100D S.

As you can plainly see, the two cameras offer different megapixels and different sensor sizes. The TG-860 because of its tinier sensor will make shooting shallow DOF harder and the Olympus TG-860 will give extra detail as a result of its extra 10MP. Higher resolution will help you crop photographs a little more aggressively. The more recent TG-860 is going to have an edge in sensor tech.