Olympus TG-610 vs Pentax K100D

On this page, we will be evaluating the Olympus TG-610 vs Pentax K100D, one is a Waterproof and the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. There is a big difference between the resolutions of the TG-610 (14MP) and K100D (6MP) and the TG-610 (1/2.3") and K100D (APS-C) have different sensor size.

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The TG-610 was unveiled 4 years after the K100D which is quite a big gap as far as tech is concerned. Each of these cameras have different body design with the Olympus TG-610 being a Compact camera and the Pentax K100D being a Compact SLR camera.

Before delving straight to a in depth comparison, here is a quick highlight of how the TG-610 grades vs the K100D when it comes to portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Olympus TG-610 and Pentax K100D. The full galleries are provided at Olympus TG-610 Gallery and Pentax K100D Gallery.

For anyone who is aiming to carry around your camera often, you need to factor in its weight and dimensions. The Olympus TG-610 provides outside dimensions of 96mm x 65mm x 26mm (3.8" x 2.6" x 1.0") having a weight of 190 grams (0.42 lbs) and the Pentax K100D has dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") and a weight of 660 grams (1.46 lbs).

Analyze the Olympus TG-610 vs Pentax K100D in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilizing at that moment. Here is a front view measurement comparison of the TG-610 and the K100D.

Looking at size and weight, the portability grade of the TG-610 and K100D is 93 and 64 respectively.

Oftentimes, it's tough to visualize the difference between sensor sizes simply by checking specs. The picture below will help give you a greater sense of the sensor sizes in the TG-610 and K100D.

As you can plainly see, the 2 cameras have different resolutions and different sensor sizes. The TG-610 having a tinier sensor is going to make getting shallower depth of field more challenging and the Olympus TG-610 will give you more detail having an extra 8 Megapixels. Higher resolution can also let you crop shots a bit more aggressively. The newer TG-610 provides an edge when it comes to sensor innovation.