Olympus TG-5 vs Pentax K-3

Following is a complete comparison of the Olympus TG-5 versus Pentax K-3, former is a Waterproof while the latter is a Advanced DSLR by brands Olympus and Pentax. There exists a substantial gap among the resolutions of the TG-5 (12MP) and K-3 (24MP) and the TG-5 (1/2.3") and K-3 (APS-C) feature different sensor dimensions.

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The TG-5 was announced 3 years after the K-3 which is a fairly big difference as far as camera technology is concerned. Both of the cameras come with different body type with the Olympus TG-5 being a Compact camera and the Pentax K-3 being a Mid-size SLR camera.

Before getting straight into a comprehensive comparison, below is a quick introduction of how the TG-5 matches up versus the K-3 in the way of portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Olympus Tough TG-5 & Pentax K-3. The whole galleries are viewable at Olympus TG-5 Gallery & Pentax K-3 Gallery.

If you're looking to carry around your camera regularly, you will need to think about its weight and size. The Olympus TG-5 features outer dimensions of 113mm x 66mm x 32mm (4.4" x 2.6" x 1.3") along with a weight of 250 grams (0.55 lbs) whilst the Pentax K-3 has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs).

See the Olympus TG-5 versus Pentax K-3 in our brand new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will differ depending on the lens you have attached at the time. Following is the front view measurements comparison of the TG-5 against the K-3.

Considering dimensions and weight, the portability score of the TG-5 and K-3 is 90 and 59 respectively.

Normally, it is difficult to visualize the contrast in sensor sizes simply by checking out specifications. The image underneath might provide you a better sense of the sensor sizes in the TG-5 and K-3.

To sum up, each of the cameras posses different megapixel count and different sensor sizes. The TG-5 with its smaller sensor is going to make getting shallower DOF harder and the Pentax K-3 will produce extra detail with its extra 12 Megapixels. Higher resolution will also enable you to crop shots somewhat more aggressively. The more modern TG-5 should have a benefit in sensor technology.