Pentax WG-3 vs Sigma fp

Here is a extensive overview of the Pentax WG-3 versus Sigma fp, former being a Waterproof while the other is a Advanced Mirrorless by manufacturers Pentax and Sigma. There exists a considerable gap between the sensor resolutions of the WG-3 (16MP) and fp (25MP) and the WG-3 (1/2.3") and fp (Full frame) offer different sensor sizes.

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The WG-3 was released 7 years prior to the fp and that is quite a large difference as far as technology is concerned. Both of these cameras have different body design with the Pentax WG-3 being a Compact camera and the Sigma fp being a Rangefinder-style mirrorless camera.

Before getting right into a more detailed comparison, here is a concise overview of how the WG-3 matches up versus the fp with respect to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Pentax WG-3 & Sigma fp. The complete galleries are available at Pentax WG-3 Gallery & Sigma fp Gallery.

For those who are going to carry your camera often, you will have to factor its weight and volume. The Pentax WG-3 features physical dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 230 grams (0.51 lbs) and the Sigma fp has sizing of 113mm x 70mm x 45mm (4.4" x 2.8" x 1.8") along with a weight of 422 grams (0.93 lbs).

Contrast the Pentax WG-3 versus Sigma fp in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ based on the lens you use at that time. The following is a front view dimensions comparison of the WG-3 vs the fp.

Looking at dimensions and weight, the portability score of the WG-3 and fp is 90 and 84 respectively.

Quite often, it can be tough to visualize the contrast between sensor sizing just by checking specs. The graphic below may provide you a more clear sense of the sensor sizes in the WG-3 and fp.

All in all, the two cameras have different resolutions and different sensor sizing. The WG-3 because of its tinier sensor is going to make getting shallower depth of field tougher and the Sigma fp will resolve extra detail as a result of its extra 9 Megapixels. Greater resolution will also make it easier to crop photos a bit more aggressively. The older WG-3 is going to be behind in sensor tech.