Olympus TG-1 iHS vs Pentax 645D

Here is a thorough analysis of the Olympus TG-1 iHS versus Pentax 645D, one being a Waterproof and the other is a Pro DSLR by companies Olympus and Pentax. There exists a significant gap between the sensor resolutions of the TG-1 iHS (12MP) and 645D (40MP) and the TG-1 iHS (1/2.3") and 645D (Medium format) offer totally different sensor measurements.

Photography Glossary

The TG-1 iHS was unveiled 2 years later than the 645D and that is quite a sizable gap as far as technology is concerned. Each of the cameras feature different body design with the Olympus TG-1 iHS being a Compact camera and the Pentax 645D being a Large SLR camera.

Before going into a in-depth comparison, here is a brief introduction of how the TG-1 iHS matches up versus the 645D with respect to portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Olympus Tough TG-1 iHS and Pentax 645D. The full galleries are provided at Olympus TG-1 iHS Gallery and Pentax 645D Gallery.

For those who are intending to carry your camera often, you will have to think about its weight and proportions. The Olympus TG-1 iHS has outer dimensions of 112mm x 67mm x 30mm (4.4" x 2.6" x 1.2") with a weight of 230 grams (0.51 lbs) while the Pentax 645D has measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") along with a weight of 1480 grams (3.26 lbs).

Check out the Olympus TG-1 iHS versus Pentax 645D in the all new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at that time. The following is a front view physical size comparison of the TG-1 iHS and the 645D.

Considering dimensions and weight, the portability grade of the TG-1 iHS and 645D is 91 and 50 respectively.

Typically, it's difficult to see the difference between sensor sizing only by reading specifications. The visual underneath will help provide you a far better sense of the sensor dimensions in the TG-1 iHS and 645D.

To sum up, both of those cameras come with different megapixels and different sensor sizing. The TG-1 iHS having a tinier sensor will make achieving shallow depth of field trickier and the Pentax 645D will offer you more detail having an extra 28 Megapixels. Greater resolution can also make it easier to crop photos a good deal more aggressively. The newer TG-1 iHS is going to have a benefit when it comes to sensor innovation.