Pentax WG-3 vs Ricoh GR Digital III

Here, we are looking at the Pentax WG-3 versus Ricoh GR Digital III, one is a Waterproof and the other is a Small Sensor Compact by rivals Pentax and Ricoh. There exists a crucial gap among the sensor resolutions of the WG-3 (16MP) and GR Digital III (10MP) and the WG-3 (1/2.3") and GR Digital III (1/1.7") have totally different sensor measurements.

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The WG-3 was released 4 years after the GR Digital III which is a fairly serious gap as far as camera technology is concerned. Each of the cameras feature the same body design (Compact).

Before diving into a in-depth comparison, here is a simple overview of how the WG-3 scores vs the GR Digital III in terms of portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Pentax WG-3 and Ricoh GR Digital III. The complete galleries are available at Pentax WG-3 Gallery and Ricoh GR Digital III Gallery.

For anybody who is aiming to travel with your camera frequently, you will need to factor in its weight and size. The Pentax WG-3 enjoys physical dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 230 grams (0.51 lbs) and the Ricoh GR Digital III has specifications of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") accompanied by a weight of 208 grams (0.46 lbs).

Analyze the Pentax WG-3 versus Ricoh GR Digital III in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are working with at that time. Following is a front view dimensions comparison of the WG-3 against the GR Digital III.

Factoring in dimensions and weight, the portability score of the WG-3 and GR Digital III is 90 and 92 respectively.

More often than not, it can be hard to see the gap in sensor dimensions only by viewing a spec sheet. The picture here may give you a much better sense of the sensor dimensions in the WG-3 and GR Digital III.

Clearly, each of these cameras come with different megapixel count and different sensor dimensions. The WG-3 due to its smaller sensor will make getting shallow DOF more difficult and the Pentax WG-3 will render greater detail as a result of its extra 6MP. Greater resolution will also enable you to crop photos a good deal more aggressively. The more recent WG-3 will have an advantage in sensor tech.