Olympus TG-610 vs Pentax 645D

In this article, we will be reviewing the Olympus TG-610 vs Pentax 645D, one is a Waterproof and the latter is a Pro DSLR by manufacturers Olympus and Pentax. There is a huge difference among the sensor resolutions of the TG-610 (14MP) and 645D (40MP) and the TG-610 (1/2.3") and 645D (Medium format) feature different sensor size.

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The TG-610 was manufactured 11 months after the 645D which means that they are of a similar generation. Both of these cameras offer different body type with the Olympus TG-610 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before going in to a step-by-step comparison, below is a concise highlight of how the TG-610 grades versus the 645D when it comes to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Olympus TG-610 and Pentax 645D. The entire galleries are viewable at Olympus TG-610 Gallery and Pentax 645D Gallery.

For anyone who is intending to travel with your camera, you're going to have to think about its weight and dimensions. The Olympus TG-610 offers external dimensions of 96mm x 65mm x 26mm (3.8" x 2.6" x 1.0") along with a weight of 190 grams (0.42 lbs) and the Pentax 645D has dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") having a weight of 1480 grams (3.26 lbs).

Check out the Olympus TG-610 vs Pentax 645D in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at that moment. Here is the front view size comparison of the TG-610 compared to the 645D.

Looking at size and weight, the portability grade of the TG-610 and 645D is 93 and 50 respectively.

Oftentimes, it's hard to visualize the gap in sensor dimensions only by viewing specifications. The pic here will help provide you a stronger sense of the sensor sizes in the TG-610 and 645D.

Plainly, both the cameras offer different megapixel count and different sensor dimensions. The TG-610 because of its smaller sensor is going to make shooting shallower DOF trickier and the Pentax 645D will render extra detail due to its extra 26 Megapixels. Higher resolution will enable you to crop photographs a little more aggressively. The more recent TG-610 should have an advantage with regard to sensor technology.