Olympus E-M5 III vs Panasonic ZR3

Lets take a more detailed look at the Olympus E-M5 III versus Panasonic ZR3, one is a Advanced Mirrorless and the latter is a Small Sensor Compact by rivals Olympus and Panasonic. There is a huge difference between the image resolutions of the E-M5 III (20MP) and ZR3 (14MP) and the E-M5 III (Four Thirds) and ZR3 (1/2.3") enjoy totally different sensor sizes.

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The E-M5 III was released 9 years after the ZR3 which is quite a significant gap as far as tech is concerned. Both cameras offer different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Panasonic ZR3 being a Compact camera.

Before delving through a in depth comparison, below is a brief summation of how the E-M5 III grades vs the ZR3 in terms of portability, imaging, features and an overall score.

The following is a preview of the gallery images for Olympus OM-D E-M5 III and Panasonic Lumix DMC-ZR3. The complete galleries are viewable at Olympus E-M5 III Gallery and Panasonic ZR3 Gallery.

If you're planning to carry around your camera regularly, you are going to need to factor in its weight and dimensions. The Olympus E-M5 III provides outside dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") and a weight of 414 grams (0.91 lbs) whilst the Panasonic ZR3 has dimensions of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") accompanied by a weight of 159 grams (0.35 lbs).

Take a look at the Olympus E-M5 III versus Panasonic ZR3 in the all new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that time. The following is the front view physical size comparison of the E-M5 III compared to the ZR3.

Looking at size and weight, the portability grade of the E-M5 III and ZR3 is 80 and 94 respectively.

Often, it can be tough to visualise the difference between sensor sizes only by looking at specs. The picture here may give you a better sense of the sensor dimensions in the E-M5 III and ZR3.

As you can plainly see, both the cameras offer different megapixel count and different sensor sizes. The E-M5 III because of its bigger sensor will make getting shallow DOF less difficult and the Olympus E-M5 III will resolve extra detail as a result of its extra 6 Megapixels. Higher resolution will also enable you to crop pictures a little more aggressively. The more modern E-M5 III is going to have a benefit in sensor innovation.