Panasonic GH3 vs Pentax WG-3 GPS

Below, we will be analyzing the Panasonic GH3 vs Pentax WG-3 GPS, one being a Advanced Mirrorless and the latter is a Waterproof by rivals Panasonic and Pentax. The resolution of the GH3 (16MP) and the WG-3 GPS (16MP) is pretty similar but the GH3 (Four Thirds) and WG-3 GPS (1/2.3") come with totally different sensor sizing.

Photography Glossary

The GH3 was manufactured 10 months before the WG-3 GPS so they are both of a similar generation. Each of these cameras come with different body type with the Panasonic GH3 being a SLR-style mirrorless camera and the Pentax WG-3 GPS being a Compact camera.

Before going straight into a full comparison, below is a brief highlight of how the GH3 matches up against the WG-3 GPS with regard to portability, imaging, features and an overall grade.

Below is a preview of the gallery images for Panasonic Lumix DMC-GH3 and Pentax WG-3 GPS. The entire galleries are available at Panasonic GH3 Gallery and Pentax WG-3 GPS Gallery.

If you are looking to lug around your camera frequently, you'll have to factor in its weight and measurements. The Panasonic GH3 has outer dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") having a weight of 550 grams (1.21 lbs) while the Pentax WG-3 GPS has proportions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs).

Check the Panasonic GH3 vs Pentax WG-3 GPS in the latest Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you use at that moment. Following is the front view measurement comparison of the GH3 versus the WG-3 GPS.

Considering size and weight, the portability grade of the GH3 and WG-3 GPS is 66 and 90 respectively.

Generally, it is very difficult to envision the contrast between sensor measurements simply by reading technical specs. The visual below will offer you a more clear sense of the sensor dimensions in the GH3 and WG-3 GPS.

As you can tell, both cameras have got the exact same resolution albeit not the same sensor measurements. The GH3 has the bigger sensor which is going to make obtaining shallower depth of field less difficult. The older GH3 is going to be behind with regard to sensor technology.