Pentax WG-3 GPS vs Sony A77 II

In this write-up, we will be comparing the Pentax WG-3 GPS versus Sony A77 II, former is a Waterproof while the latter is a Advanced DSLR by rivals Pentax and Sony. There exists a sizable gap between the image resolutions of the WG-3 GPS (16MP) and A77 II (24MP) and the WG-3 GPS (1/2.3") and A77 II (APS-C) use different sensor dimensions.

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The WG-3 GPS was unveiled 10 months before the A77 II so they are of a similar age. Both of the cameras offer different body type with the Pentax WG-3 GPS being a Compact camera and the Sony A77 II being a Mid-size SLR camera.

Before getting in to a in-depth comparison, below is a brief introduction of how the WG-3 GPS matches up against the A77 II in regards to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Pentax WG-3 GPS & Sony SLT-A77 II. The full galleries are viewable at Pentax WG-3 GPS Gallery & Sony A77 II Gallery.

In case you're going to carry around your camera regularly, you will have to take into account its weight and size. The Pentax WG-3 GPS features exterior dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs) whilst the Sony A77 II has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 647 grams (1.43 lbs).

Take a look at the Pentax WG-3 GPS versus Sony A77 II in our brand new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change based on the lens you are working with at that time. Following is the front view overall size comparison of the WG-3 GPS versus the A77 II.

Factoring in dimensions and weight, the portability rating of the WG-3 GPS and A77 II is 90 and 62 respectively.

Normally, it can be difficult to imagine the difference between sensor sizes merely by reading through a spec sheet. The pic here should give you a more clear sense of the sensor sizes in the WG-3 GPS and A77 II.

As you can see, both of those cameras enjoy different megapixel count and different sensor sizes. The WG-3 GPS having a tinier sensor is going to make achieving shallower depth of field harder and the Sony A77 II will resolve extra detail having an extra 8 Megapixels. Higher resolution will also allow you to crop shots far more aggressively. The more aged WG-3 GPS is going to be disadvantaged when it comes to sensor technology.