Olympus TG-1 iHS vs Pentax K-3

Lets look more in depth at the Olympus TG-1 iHS vs Pentax K-3, former is a Waterproof while the other is a Advanced DSLR by companies Olympus and Pentax. There is a considerable difference among the resolutions of the TG-1 iHS (12MP) and K-3 (24MP) and the TG-1 iHS (1/2.3") and K-3 (APS-C) posses different sensor dimensions.

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The TG-1 iHS was released 23 months before the K-3 making them a generation away from each other. Each of these cameras have different body design with the Olympus TG-1 iHS being a Compact camera and the Pentax K-3 being a Mid-size SLR camera.

Before delving straight to a detailed comparison, here is a simple summation of how the TG-1 iHS matches up vs the K-3 with respect to portability, imaging, features and an overall score.

Here is a sample of the gallery pictures for Olympus Tough TG-1 iHS & Pentax K-3. The complete galleries are available at Olympus TG-1 iHS Gallery & Pentax K-3 Gallery.

For anybody who is planning to carry around your camera often, you have to factor its weight and volume. The Olympus TG-1 iHS comes with outside measurements of 112mm x 67mm x 30mm (4.4" x 2.6" x 1.2") and a weight of 230 grams (0.51 lbs) while the Pentax K-3 has sizing of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs).

Compare the Olympus TG-1 iHS vs Pentax K-3 in our brand new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will change depending on the lens you use during that time. Below is a front view scale comparison of the TG-1 iHS and the K-3.

Using size and weight, the portability grade of the TG-1 iHS and K-3 is 91 and 59 respectively.

In many cases, it is very difficult to visualize the gap in sensor sizes just by looking through technical specs. The image underneath will help give you a more clear sense of the sensor measurements in the TG-1 iHS and K-3.

As you have seen, the 2 cameras have different megapixel count and different sensor sizes. The TG-1 iHS because of its smaller sensor is going to make getting shallow DOF trickier and the Pentax K-3 will result in greater detail as a result of its extra 12MP. Greater resolution will also help you crop photos a bit more aggressively. The more aged TG-1 iHS will be disadvantaged with regard to sensor tech.