Pentax WG-3 GPS vs Sony WX150

In this write-up, we will be evaluating the Pentax WG-3 GPS versus Sony WX150, former being a Waterproof while the latter is a Small Sensor Compact by competitors Pentax and Sony. The image resolution of the WG-3 GPS (16MP) and the WX150 (18MP) is pretty well matched and they come with the same exact sensor sizes (1/2.3").

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The WG-3 GPS was introduced 17 months later than the WX150 which makes the cameras a generation apart from one another. Both cameras offer the identical body type (Compact).

Before delving in to a thorough comparison, below is a quick overview of how the WG-3 GPS matches up against the WX150 when considering portability, imaging, features and an overall grade.

This is a preview of the gallery images for Pentax WG-3 GPS & Sony Cyber-shot DSC-WX150. The whole galleries are provided at Pentax WG-3 GPS Gallery & Sony WX150 Gallery.

In case you're planning to lug around your camera regularly, you will need to consider its weight and volume. The Pentax WG-3 GPS has exterior dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 238 grams (0.52 lbs) whilst the Sony WX150 has sizing of 95mm x 56mm x 22mm (3.7" x 2.2" x 0.9") with a weight of 133 grams (0.29 lbs).

Look at the Pentax WG-3 GPS versus Sony WX150 in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change based on the lens you are working with at the time. The following is the front view measurements comparison of the WG-3 GPS against the WX150.

Using dimensions and weight, the portability rating of the WG-3 GPS and WX150 is 90 and 95 respectively.

Normally, it is very difficult to picture the difference between sensor measurements just by checking technical specs. The graphic underneath will help give you a far better sense of the sensor dimensions in the WG-3 GPS and WX150.

As you can tell, both of those cameras offer the same exact sensor sizing albeit different megapixels. You can expect the Sony WX150 to resolve greater detail using its extra 2 Megapixels. Higher resolution will allow you to crop photographs a little more aggressively. The more modern WG-3 GPS provides a benefit when it comes to sensor tech.