Olympus TG-820 iHS vs Pentax WG-3 GPS

On this page, we are contrasting the Olympus TG-820 iHS versus Pentax WG-3 GPS, both Waterproof cameras by rivals Olympus and Pentax. There exists a significant gap among the resolutions of the TG-820 iHS (12MP) and WG-3 GPS (16MP) but both cameras provide the same sensor sizing (1/2.3").

Photography Glossary

The TG-820 iHS was introduced 17 months before the WG-3 GPS making them a generation apart from one another. Both of these cameras have the same body design (Compact).

Before diving right into a full comparison, here is a quick synopsis of how the TG-820 iHS matches up vs the WG-3 GPS with regard to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Olympus TG-820 iHS and Pentax WG-3 GPS. The whole galleries are provided at Olympus TG-820 iHS Gallery and Pentax WG-3 GPS Gallery.

For anybody who is going to carry your camera often, you will have to think about its weight and volume. The Olympus TG-820 iHS features exterior measurements of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") along with a weight of 206 grams (0.45 lbs) while the Pentax WG-3 GPS has sizing of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") and a weight of 238 grams (0.52 lbs).

Analyze the Olympus TG-820 iHS versus Pentax WG-3 GPS in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have attached at that moment. Here is a front view overall size comparison of the TG-820 iHS and the WG-3 GPS.

Factoring in dimensions and weight, the portability score of the TG-820 iHS and WG-3 GPS is 92 and 90 respectively.

More often than not, it can be tough to envision the gap in sensor sizing only by looking through specs. The graphic below should give you a stronger sense of the sensor sizing in the TG-820 iHS and WG-3 GPS.

As you can plainly see, each of the cameras provide the same sensor dimensions but not the same megapixels. You should expect to see the Pentax WG-3 GPS to result in more detail using its extra 4 Megapixels. Greater resolution can also help you crop photos more aggressively. The older TG-820 iHS will be behind with regard to sensor technology.