Olympus E-M1 II vs Panasonic ZS25

Following is a detailed review of the Olympus E-M1 II versus Panasonic ZS25, former is a Pro Mirrorless while the latter is a Small Sensor Superzoom by brands Olympus and Panasonic. There is a sizable difference between the image resolutions of the E-M1 II (20MP) and ZS25 (16MP) and the E-M1 II (Four Thirds) and ZS25 (1/2.3") have different sensor measurements.

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The E-M1 II was announced 3 years after the ZS25 which is quite a significant difference as far as tech is concerned. The two cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Panasonic ZS25 being a Compact camera.

Before delving into a detailed comparison, here is a quick highlight of how the E-M1 II scores vs the ZS25 in relation to portability, imaging, features and an overall score.

Here is a preview of the gallery images for Olympus OM-D E-M1 Mark II & Panasonic Lumix DMC-ZS25. The whole galleries are available at Olympus E-M1 II Gallery & Panasonic ZS25 Gallery.

If you're looking to carry around your camera frequently, you have to think about its weight and measurements. The Olympus E-M1 II has got outer dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") accompanied by a weight of 574 grams (1.27 lbs) whilst the Panasonic ZS25 has proportions of 105mm x 59mm x 28mm (4.1" x 2.3" x 1.1") and a weight of 193 grams (0.43 lbs).

See the Olympus E-M1 II versus Panasonic ZS25 in our brand new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change based on the lens you choose at that time. The following is a front view measurement comparison of the E-M1 II compared to the ZS25.

Factoring in size and weight, the portability rating of the E-M1 II and ZS25 is 68 and 93 respectively.

Generally, it is very tough to picture the difference between sensor sizes purely by reading specifications. The image underneath will give you a greater sense of the sensor sizes in the E-M1 II and ZS25.

To sum up, each of the cameras feature different megapixels and different sensor sizes. The E-M1 II having a bigger sensor is going to make shooting shallower DOF simpler and the Olympus E-M1 II will offer extra detail with its extra 4 Megapixels. Higher resolution will also make it easier to crop photographs way more aggressively. The more modern E-M1 II provides a benefit when it comes to sensor innovation.