Panasonic GM5 vs Pentax RZ18

On this page, we will be looking at the Panasonic GM5 and Pentax RZ18, former is a Entry-Level Mirrorless while the latter is a Small Sensor Superzoom by companies Panasonic and Pentax. The image resolution of the GM5 (16MP) and the RZ18 (16MP) is pretty similar but the GM5 (Four Thirds) and RZ18 (1/2.3") boast different sensor measurements.

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The GM5 was unveiled 3 years after the RZ18 which is quite a serious difference as far as tech is concerned. Each of the cameras have different body design with the Panasonic GM5 being a Rangefinder-style mirrorless camera and the Pentax RZ18 being a Compact camera.

Before getting into a complete comparison, here is a concise introduction of how the GM5 grades versus the RZ18 with regard to portability, imaging, features and an overall score.

Here is a preview of the gallery images for Panasonic Lumix DMC-GM5 & Pentax Optio RZ18. The full galleries are provided at Panasonic GM5 Gallery & Pentax RZ18 Gallery.

For anybody who is going to carry around your camera regularly, you'll need to factor its weight and measurements. The Panasonic GM5 provides outer dimensions of 99mm x 60mm x 36mm (3.9" x 2.4" x 1.4") having a weight of 211 grams (0.47 lbs) while the Pentax RZ18 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") with a weight of 178 grams (0.39 lbs).

Take a look at the Panasonic GM5 and Pentax RZ18 in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary based on the lens you use at the time. Here is a front view dimension comparison of the GM5 and the RZ18.

Taking into account size and weight, the portability grade of the GM5 and RZ18 is 91 and 92 respectively.

In many cases, its tough to imagine the difference between sensor sizes simply by going over technical specs. The pic underneath might offer you a better sense of the sensor sizes in the GM5 and RZ18.

As you have seen, each of the cameras have the same resolution albeit different sensor sizes. The GM5 has got the bigger sensor which will make achieving shallower DOF less difficult. The younger GM5 should have an edge in sensor tech.