Olympus E-M10 III vs Pentax RZ18

Let's take a deeper look at the Olympus E-M10 III and Pentax RZ18, former is a Entry-Level Mirrorless while the latter is a Small Sensor Superzoom by companies Olympus and Pentax. The sensor resolution of the E-M10 III (16MP) and the RZ18 (16MP) is relatively well matched but the E-M10 III (Four Thirds) and RZ18 (1/2.3") feature totally different sensor size.

Pentax 17 Pre-Orders Outperform Expectations by a Landslide

The E-M10 III was unveiled 6 years after the RZ18 which is quite a large difference as far as tech is concerned. Each of the cameras offer different body type with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax RZ18 being a Compact camera.

Before diving through a step-by-step comparison, below is a concise view of how the E-M10 III matches up against the RZ18 when it comes to portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Olympus OM-D E-M10 Mark III & Pentax Optio RZ18. The full galleries are viewable at Olympus E-M10 III Gallery & Pentax RZ18 Gallery.

In case you're intending to travel with your camera often, you are going to need to think about its weight and measurements. The Olympus E-M10 III comes with exterior measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") along with a weight of 410 grams (0.90 lbs) and the Pentax RZ18 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") accompanied by a weight of 178 grams (0.39 lbs).

Analyze the Olympus E-M10 III and Pentax RZ18 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you choose at that moment. Following is the front view dimensions comparison of the E-M10 III vs the RZ18.

Considering size and weight, the portability grade of the E-M10 III and RZ18 is 80 and 92 respectively.

Usually, it is difficult to visualise the contrast between sensor dimensions merely by checking specs. The image underneath may give you a stronger sense of the sensor sizing in the E-M10 III and RZ18.

All in all, both of these cameras enjoy the same exact resolution albeit not the same sensor dimensions. The E-M10 III has the bigger sensor which should make achieving shallow DOF simpler. The younger E-M10 III is going to have an edge in sensor technology.