Olympus TG-2 iHS vs Pentax 645D

Its time to look more closely at the Olympus TG-2 iHS vs Pentax 645D, former is a Waterproof while the other is a Pro DSLR by rivals Olympus and Pentax. There is a sizable difference between the resolutions of the TG-2 iHS (12MP) and 645D (40MP) and the TG-2 iHS (1/2.3") and 645D (Medium format) feature totally different sensor size.

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The TG-2 iHS was announced 3 years after the 645D which is quite a significant difference as far as tech is concerned. Both of these cameras offer different body type with the Olympus TG-2 iHS being a Compact camera and the Pentax 645D being a Large SLR camera.

Before going through a more detailed comparison, below is a concise highlight of how the TG-2 iHS matches up vs the 645D for portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus Tough TG-2 iHS & Pentax 645D. The whole galleries are available at Olympus TG-2 iHS Gallery & Pentax 645D Gallery.

If you are intending to travel with your camera frequently, you'll have to factor in its weight and dimensions. The Olympus TG-2 iHS comes with outside dimensions of 111mm x 67mm x 29mm (4.4" x 2.6" x 1.1") with a weight of 230 grams (0.51 lbs) whilst the Pentax 645D has dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") along with a weight of 1480 grams (3.26 lbs).

Take a look at the Olympus TG-2 iHS vs Pentax 645D in our brand new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary based on the lens you are utilizing at that moment. Here is the front view measurements comparison of the TG-2 iHS vs the 645D.

Looking at size and weight, the portability rating of the TG-2 iHS and 645D is 91 and 50 respectively.

In many cases, it is very difficult to see the gap between sensor dimensions just by reviewing specs. The pic underneath will give you a far better sense of the sensor sizes in the TG-2 iHS and 645D.

As you can plainly see, the two cameras offer different megapixels and different sensor dimensions. The TG-2 iHS with its tinier sensor will make achieving shallower depth of field trickier and the Pentax 645D will offer you more detail with its extra 28 Megapixels. Greater resolution will allow you to crop pics a little more aggressively. The younger TG-2 iHS is going to have an advantage when it comes to sensor technology.