Pentax WG-2 vs Sony A550

Let's look a little more closely at the Pentax WG-2 vs Sony A550, former being a Waterproof while the other is a Entry-Level DSLR by rivals Pentax and Sony. The sensor resolution of the WG-2 (16MP) and the A550 (14MP) is very similar but the WG-2 (1/2.3") and A550 (APS-C) offer different sensor size.

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The WG-2 was brought out 2 years later than the A550 and that is quite a big difference as far as technology is concerned. Each of these cameras feature different body design with the Pentax WG-2 being a Compact camera and the Sony A550 being a Compact SLR camera.

Before delving straight to a full comparison, here is a simple summation of how the WG-2 scores vs the A550 with respect to portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Pentax Optio WG-2 & Sony Alpha DSLR-A550. The entire galleries are available at Pentax WG-2 Gallery & Sony A550 Gallery.

If you are going to lug around your camera regularly, you'll have to think about its weight and size. The Pentax WG-2 provides outer measurements of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") and a weight of 192 grams (0.42 lbs) whilst the Sony A550 has specifications of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

See the Pentax WG-2 vs Sony A550 in our newest Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will differ depending on the lens you are utilizing during that time. Here is a front view dimension comparison of the WG-2 versus the A550.

Using dimensions and weight, the portability score of the WG-2 and A550 is 91 and 63 respectively.

Quite often, its tough to imagine the difference between sensor measurements merely by reading specifications. The visual underneath might give you a clearer sense of the sensor sizing in the WG-2 and A550.

To sum up, each of these cameras feature different megapixel count and different sensor measurements. The WG-2 featuring a tinier sensor is going to make shooting shallower DOF more difficult and the Pentax WG-2 will offer you extra detail having its extra 2 Megapixels. Greater resolution can also enable you to crop photos way more aggressively. The newer WG-2 should have an edge when it comes to sensor innovation.