Pentax WG-2 GPS vs Sony A300

Here, we will be reviewing the Pentax WG-2 GPS and Sony A300, one is a Waterproof and the latter is a Entry-Level DSLR by competitors Pentax and Sony. There is a significant difference between the image resolutions of the WG-2 GPS (16MP) and A300 (10MP) and the WG-2 GPS (1/2.3") and A300 (APS-C) provide different sensor sizing.

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The WG-2 GPS was revealed 4 years after the A300 which is quite a sizable gap as far as tech is concerned. Both cameras feature different body design with the Pentax WG-2 GPS being a Compact camera and the Sony A300 being a Compact SLR camera.

Before going into a comprehensive comparison, here is a short introduction of how the WG-2 GPS scores versus the A300 when it comes to portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Pentax Optio WG-2 GPS and Sony Alpha DSLR-A300. The full galleries are available at Pentax WG-2 GPS Gallery and Sony A300 Gallery.

In case you're going to carry around your camera, you need to take into account its weight and volume. The Pentax WG-2 GPS enjoys outer measurements of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") along with a weight of 198 grams (0.44 lbs) while the Sony A300 has sizing of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") accompanied by a weight of 632 grams (1.39 lbs).

Look at the Pentax WG-2 GPS and Sony A300 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have attached at the time. Here is a front view dimension comparison of the WG-2 GPS versus the A300.

Taking into consideration size and weight, the portability score of the WG-2 GPS and A300 is 91 and 64 respectively.

Generally, its tough to visualize the difference between sensor sizes just by looking at technical specs. The picture below will offer you a clearer sense of the sensor measurements in the WG-2 GPS and A300.

As you have seen, both of those cameras feature different megapixels and different sensor sizes. The WG-2 GPS using its tinier sensor is going to make achieving shallow DOF more challenging and the Pentax WG-2 GPS will resolve more detail because of its extra 6MP. Higher resolution will allow you to crop pictures way more aggressively. The fresher WG-2 GPS provides an advantage in sensor tech.