Pentax WG-1 GPS vs Sony A58

Its time to look a bit more in depth at the Pentax WG-1 GPS and Sony A58, one is a Waterproof and the latter is a Entry-Level DSLR by rivals Pentax and Sony. There exists a significant gap among the resolutions of the WG-1 GPS (14MP) and A58 (20MP) and the WG-1 GPS (1/2.3") and A58 (APS-C) offer totally different sensor size.

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The WG-1 GPS was announced 3 years prior to the A58 which is a fairly sizable gap as far as camera technology is concerned. The two cameras feature different body design with the Pentax WG-1 GPS being a Compact camera and the Sony A58 being a Compact SLR camera.

Before getting right into a more detailed comparison, here is a quick summary of how the WG-1 GPS grades vs the A58 in terms of portability, imaging, features and an overall score.

Following is a preview of the gallery images for Pentax Optio WG-1 GPS and Sony SLT-A58. The whole galleries are available at Pentax WG-1 GPS Gallery and Sony A58 Gallery.

If you are planning to carry around your camera regularly, you will want to consider its weight and proportions. The Pentax WG-1 GPS has outer measurements of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") and a weight of 167 grams (0.37 lbs) and the Sony A58 has measurements of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") accompanied by a weight of 492 grams (1.08 lbs).

Analyze the Pentax WG-1 GPS and Sony A58 in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you use during that time. Below is a front view overall size comparison of the WG-1 GPS compared to the A58.

Taking into account dimensions and weight, the portability rating of the WG-1 GPS and A58 is 93 and 68 respectively.

Normally, its difficult to envision the gap in sensor sizes only by viewing technical specs. The picture underneath will help offer you a stronger sense of the sensor measurements in the WG-1 GPS and A58.

As you can tell, both of the cameras come with different megapixel count and different sensor sizes. The WG-1 GPS using its smaller sensor will make getting shallow DOF tougher and the Sony A58 will result in more detail with its extra 6MP. Higher resolution will also make it easier to crop photographs a good deal more aggressively. The more aged WG-1 GPS will be disadvantaged in sensor technology.