Pentax WG-3 GPS vs Sony W730

Following is a extended review of the Pentax WG-3 GPS versus Sony W730, former is a Waterproof while the latter is a Small Sensor Compact by rivals Pentax and Sony. The image resolution of the WG-3 GPS (16MP) and the W730 (16MP) is relatively comparable and both cameras offer the same sensor size (1/2.3").

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The WG-3 GPS was released 7 months after the W730 and they are of a similar age. Both the cameras have the same body design (Compact).

Before getting straight to a step-by-step comparison, here is a simple view of how the WG-3 GPS grades against the W730 for portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Pentax WG-3 GPS & Sony Cyber-shot DSC-W730. The complete galleries are provided at Pentax WG-3 GPS Gallery & Sony W730 Gallery.

For those who are intending to carry around your camera often, you need to think about its weight and dimensions. The Pentax WG-3 GPS enjoys outside dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs) while the Sony W730 has dimensions of 93mm x 52mm x 22mm (3.7" x 2.0" x 0.9") having a weight of 122 grams (0.27 lbs).

Check the Pentax WG-3 GPS versus Sony W730 in our brand new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary depending on the lens you choose at that moment. Underneath is a front view dimension comparison of the WG-3 GPS vs the W730.

Factoring in dimensions and weight, the portability rating of the WG-3 GPS and W730 is 90 and 96 respectively.

Sometimes, it's tough to visualise the difference in sensor sizes just by seeing technical specs. The picture below may provide you a clearer sense of the sensor dimensions in the WG-3 GPS and W730.

As you have seen, the 2 cameras provide the same sensor dimensions and the same resolution and you can expect comparable quality of files though you might want to take the launch date of the cameras into account. The younger WG-3 GPS will have a benefit with regard to sensor technology.