Pentax WG-3 GPS vs Sony W620

Following is a complete comparison of the Pentax WG-3 GPS and Sony W620, former is a Waterproof while the other is a Small Sensor Compact by companies Pentax and Sony. The image resolution of the WG-3 GPS (16MP) and the W620 (14MP) is very well matched and they feature the exact same sensor sizing (1/2.3").

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The WG-3 GPS was unveiled 19 months after the W620 making the cameras a generation away from one another. The two cameras come with the identical body type (Compact).

Before going through a thorough comparison, below is a short summary of how the WG-3 GPS grades vs the W620 in terms of portability, imaging, features and an overall score.

This is a sample of the gallery pics for Pentax WG-3 GPS & Sony Cyber-shot DSC-W620. The full galleries are available at Pentax WG-3 GPS Gallery & Sony W620 Gallery.

For anyone who is going to carry around your camera regularly, you'll need to factor in its weight and size. The Pentax WG-3 GPS offers outer dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 238 grams (0.52 lbs) while the Sony W620 has specifications of 98mm x 56mm x 20mm (3.9" x 2.2" x 0.8") accompanied by a weight of 116 grams (0.26 lbs).

See the Pentax WG-3 GPS and Sony W620 in our newest Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will change depending on the lens you are using during that time. The following is the front view overall size comparison of the WG-3 GPS compared to the W620.

Using dimensions and weight, the portability score of the WG-3 GPS and W620 is 90 and 96 respectively.

Typically, its tough to imagine the difference between sensor sizes simply by looking at specs. The image underneath may offer you a stronger sense of the sensor sizes in the WG-3 GPS and W620.

All in all, each of the cameras have got the exact same sensor measurements but different resolution. You can expect to see the Pentax WG-3 GPS to give more detail having an extra 2MP. Greater resolution will help you crop pics much more aggressively. The more recent WG-3 GPS should have an advantage with regard to sensor innovation.