Pentax WG-3 vs Sony A3000

Its time to look much closer at the Pentax WG-3 and Sony A3000, one being a Waterproof and the other is a Entry-Level Mirrorless by manufacturers Pentax and Sony. The resolution of the WG-3 (16MP) and the A3000 (20MP) is very similar but the WG-3 (1/2.3") and A3000 (APS-C) enjoy different sensor measurements.

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The WG-3 was revealed within a month of the A3000 which means that they are both of a similar generation. Both cameras come with different body type with the Pentax WG-3 being a Compact camera and the Sony A3000 being a SLR-style mirrorless camera.

Before delving straight into a step-by-step comparison, below is a quick introduction of how the WG-3 grades versus the A3000 in relation to portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Pentax WG-3 and Sony Alpha A3000. The full galleries are available at Pentax WG-3 Gallery and Sony A3000 Gallery.

For anyone who is planning to carry your camera regularly, you are going to need to take into account its weight and size. The Pentax WG-3 has external dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 230 grams (0.51 lbs) whilst the Sony A3000 has specifications of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") and a weight of 411 grams (0.91 lbs).

Contrast the Pentax WG-3 and Sony A3000 in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are using at that time. Here is the front view measurement comparison of the WG-3 compared to the A3000.

Taking into consideration size and weight, the portability rating of the WG-3 and A3000 is 90 and 69 respectively.

Usually, its difficult to picture the contrast between sensor sizing simply by going over specs. The graphic below may provide you a more clear sense of the sensor dimensions in the WG-3 and A3000.

As you can plainly see, both of the cameras have got different megapixel count and different sensor sizing. The WG-3 having a tinier sensor is going to make shooting shallow depth of field more difficult and the Sony A3000 will deliver greater detail because of its extra 4MP. Greater resolution will let you crop images much more aggressively.