Olympus E-M1 III vs Panasonic FS42

Let's take a more detailed look at the Olympus E-M1 III vs Panasonic FS42, one being a Pro Mirrorless and the latter is a Ultracompact by manufacturers Olympus and Panasonic. There exists a crucial gap among the image resolutions of the E-M1 III (20MP) and FS42 (10MP) and the E-M1 III (Four Thirds) and FS42 (1/2.5") use totally different sensor dimensions.

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The E-M1 III was announced 10 years later than the FS42 and that is a fairly serious gap as far as camera technology is concerned. The two cameras offer different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Panasonic FS42 being a Ultracompact camera.

Before diving through a step-by-step comparison, below is a concise highlight of how the E-M1 III grades versus the FS42 in regards to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Olympus OM-D E-M1 Mark III and Panasonic Lumix DMC-FS42. The whole galleries are available at Olympus E-M1 III Gallery and Panasonic FS42 Gallery.

If you are going to lug around your camera often, you should factor its weight and size. The Olympus E-M1 III offers exterior measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) and the Panasonic FS42 has specifications of 98mm x 55mm x 22mm (3.9" x 2.2" x 0.9") along with a weight of 132 grams (0.29 lbs).

Analyze the Olympus E-M1 III vs Panasonic FS42 in the latest Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that time. Underneath is the front view sizing comparison of the E-M1 III versus the FS42.

Considering dimensions and weight, the portability score of the E-M1 III and FS42 is 67 and 95 respectively.

Sometimes, its hard to visualise the contrast in sensor measurements purely by researching technical specs. The visual here will give you a clearer sense of the sensor sizing in the E-M1 III and FS42.

As you have seen, both the cameras offer different resolutions and different sensor measurements. The E-M1 III having a bigger sensor will make getting shallower depth of field easier and the Olympus E-M1 III will render greater detail with its extra 10MP. Higher resolution can also enable you to crop pictures a little more aggressively. The younger E-M1 III will have an edge with regard to sensor technology.