Olympus TG-810 vs Pentax K-3

Following is a complete comparison of the Olympus TG-810 vs Pentax K-3, one is a Waterproof and the other is a Advanced DSLR by companies Olympus and Pentax. There exists a sizeable gap among the sensor resolutions of the TG-810 (14MP) and K-3 (24MP) and the TG-810 (1/2.3") and K-3 (APS-C) posses different sensor sizes.

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The TG-810 was brought out 3 years before the K-3 which is a fairly large gap as far as camera technology is concerned. Both of these cameras have different body design with the Olympus TG-810 being a Compact camera and the Pentax K-3 being a Mid-size SLR camera.

Before getting right into a complete comparison, here is a short summation of how the TG-810 grades versus the K-3 when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Olympus TG-810 and Pentax K-3. The entire galleries are available at Olympus TG-810 Gallery and Pentax K-3 Gallery.

When you are planning to carry around your camera, you need to consider its weight and proportions. The Olympus TG-810 offers outside dimensions of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") having a weight of 215 grams (0.47 lbs) whilst the Pentax K-3 has measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") and a weight of 800 grams (1.76 lbs).

Analyze the Olympus TG-810 vs Pentax K-3 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing at the time. Below is a front view dimension comparison of the TG-810 versus the K-3.

Considering dimensions and weight, the portability rating of the TG-810 and K-3 is 92 and 59 respectively.

Quite often, it is difficult to visualize the contrast in sensor sizes purely by seeing a spec sheet. The picture underneath might provide you a more clear sense of the sensor dimensions in the TG-810 and K-3.

As you can see, each of the cameras provide different resolutions and different sensor sizes. The TG-810 featuring a smaller sensor is going to make achieving bokeh harder and the Pentax K-3 will provide greater detail having its extra 10 Megapixels. Greater resolution will also allow you to crop photos more aggressively. The more aged TG-810 will be behind when it comes to sensor innovation.