Canon SX40 HS vs Pentax WG-3 GPS

In this write-up, we are reviewing the Canon SX40 HS versus Pentax WG-3 GPS, former being a Small Sensor Superzoom while the other is a Waterproof by companies Canon and Pentax. There exists a considerable gap between the resolutions of the SX40 HS (12MP) and WG-3 GPS (16MP) but they use the same exact sensor measurements (1/2.3").

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The SX40 HS was launched 22 months before the WG-3 GPS making the cameras a generation apart from one another. The two cameras offer different body type with the Canon SX40 HS being a SLR-like (bridge) camera and the Pentax WG-3 GPS being a Compact camera.

Before diving in to a full comparison, below is a short synopsis of how the SX40 HS scores vs the WG-3 GPS when considering portability, imaging, features and an overall grade.

Below is a sample of the gallery pictures for Canon PowerShot SX40 HS & Pentax WG-3 GPS. The complete galleries are available at Canon SX40 HS Gallery & Pentax WG-3 GPS Gallery.

If you're planning to lug around your camera, you'll have to think about its weight and size. The Canon SX40 HS enjoys external measurements of 123mm x 92mm x 108mm (4.8" x 3.6" x 4.3") accompanied by a weight of 600 grams (1.32 lbs) whilst the Pentax WG-3 GPS has specifications of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 238 grams (0.52 lbs).

Take a look at the Canon SX40 HS versus Pentax WG-3 GPS in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ depending on the lens you choose at that moment. Below is the front view dimensions comparison of the SX40 HS and the WG-3 GPS.

Considering dimensions and weight, the portability score of the SX40 HS and WG-3 GPS is 64 and 90 respectively.

Sometimes, its hard to visualise the gap between sensor measurements only by reading a spec sheet. The graphic here may offer you a better sense of the sensor sizing in the SX40 HS and WG-3 GPS.

As you can see, the 2 cameras enjoy the same exact sensor sizing but not the same resolution. You can anticipate the Pentax WG-3 GPS to offer extra detail utilizing its extra 4 Megapixels. Greater resolution will make it easier to crop pics far more aggressively. The older SX40 HS is going to be disadvantaged with regard to sensor tech.