Nikon Z9 vs Olympus E-M1 II

In this write-up, we are contrasting the Nikon Z9 and Olympus E-M1 II, both Pro Mirrorless digital cameras by companies Nikon and Olympus. There is a large difference between the image resolutions of the Z9 (46MP) and E-M1 II (20MP) and the Z9 (Full frame) and E-M1 II (Four Thirds) use totally different sensor size.

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The Z9 was introduced 5 years later than the E-M1 II and that is quite a serious difference as far as tech is concerned. Each of these cameras offer the identical body type (SLR-style mirrorless).

Before we go straight into a detailed comparison, below is a concise view of how the Z9 grades against the E-M1 II in regards to portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Nikon Z9 & Olympus OM-D E-M1 Mark II. The whole galleries are viewable at Nikon Z9 Gallery & Olympus E-M1 II Gallery.

For anybody who is aiming to lug around your camera frequently, you will need to factor its weight and dimensions. The Nikon Z9 has outside dimensions of 149mm x 150mm x 91mm (5.9" x 5.9" x 3.6") accompanied by a weight of 1340 grams (2.95 lbs) while the Olympus E-M1 II has dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") with a weight of 574 grams (1.27 lbs).

Check out the Nikon Z9 and Olympus E-M1 II in our completely new Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change dependant on the lens you are employing during that time. Underneath is the front view overall size comparison of the Z9 compared to the E-M1 II.

Considering size and weight, the portability rating of the Z9 and E-M1 II is 51 and 68 respectively.

Often, it can be hard to visualise the difference between sensor measurements just by reviewing technical specs. The photograph underneath will help provide you a more clear sense of the sensor sizes in the Z9 and E-M1 II.

As you have seen, both cameras offer different resolutions and different sensor measurements. The Z9 using its larger sensor will make achieving shallower DOF less difficult and the Nikon Z9 will offer you more detail using its extra 26MP. Greater resolution will make it easier to crop images a little more aggressively. The more modern Z9 will have an edge with regard to sensor technology.