Panasonic GH3 vs Pentax S1

Lets look a little more in depth at the Panasonic GH3 and Pentax S1, former is a Advanced Mirrorless while the other is a Small Sensor Compact by rivals Panasonic and Pentax. The image resolution of the GH3 (16MP) and the S1 (14MP) is very close but the GH3 (Four Thirds) and S1 (1/2.3") come with totally different sensor size.

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The GH3 was released 19 months after the S1 making the cameras a generation away from one another. The two cameras offer different body type with the Panasonic GH3 being a SLR-style mirrorless camera and the Pentax S1 being a Compact camera.

Before delving in to a in depth comparison, below is a short synopsis of how the GH3 scores vs the S1 when considering portability, imaging, features and an overall mark.

The following is a sample of the gallery pics for Panasonic Lumix DMC-GH3 & Pentax Optio S1. The complete galleries are provided at Panasonic GH3 Gallery & Pentax S1 Gallery.

If you are planning to travel with your camera often, you're going to have to factor in its weight and size. The Panasonic GH3 comes with external dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") along with a weight of 550 grams (1.21 lbs) and the Pentax S1 has specifications of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs).

Look at the Panasonic GH3 and Pentax S1 in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change based on the lens you have at the time. Here is the front view measurements comparison of the GH3 compared to the S1.

Looking at dimensions and weight, the portability score of the GH3 and S1 is 66 and 93 respectively.

Quite often, it is very tough to envision the difference in sensor dimensions only by looking through specs. The pic here might offer you a greater sense of the sensor sizes in the GH3 and S1.

All in all, both of these cameras offer different resolutions and different sensor dimensions. The GH3 due to its larger sensor will make getting shallower depth of field simpler and the Panasonic GH3 will provide you with extra detail as a result of its extra 2 Megapixels. Greater resolution will also let you crop photos a little more aggressively. The newer GH3 is going to have an advantage with regard to sensor tech.