Olympus E-M1 III vs Panasonic ZS1

Here is a comprehensive overview of the Olympus E-M1 III vs Panasonic ZS1, one being a Pro Mirrorless and the latter is a Small Sensor Superzoom by competitors Olympus and Panasonic. There is a significant difference among the sensor resolutions of the E-M1 III (20MP) and ZS1 (10MP) and the E-M1 III (Four Thirds) and ZS1 (1/2.5") use different sensor measurements.

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The E-M1 III was launched 10 years later than the ZS1 and that is a fairly sizable gap as far as camera tech is concerned. Each of the cameras come with different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Panasonic ZS1 being a Compact camera.

Before getting straight into a in-depth comparison, below is a concise overview of how the E-M1 III scores versus the ZS1 for portability, imaging, features and an overall rating.

This is a preview of the gallery images for Olympus OM-D E-M1 Mark III and Panasonic Lumix DMC-ZS1. The complete galleries are available at Olympus E-M1 III Gallery and Panasonic ZS1 Gallery.

If you're going to carry your camera, you will want to consider its weight and volume. The Olympus E-M1 III has got external dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) while the Panasonic ZS1 has sizing of 103mm x 60mm x 33mm (4.1" x 2.4" x 1.3") having a weight of 229 grams (0.50 lbs).

Analyze the Olympus E-M1 III vs Panasonic ZS1 in the latest Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at the time. Below is the front view overall size comparison of the E-M1 III vs the ZS1.

Considering size and weight, the portability score of the E-M1 III and ZS1 is 67 and 91 respectively.

Usually, it's tough to imagine the difference in sensor sizing simply by checking out specs. The visual below may provide you a more clear sense of the sensor dimensions in the E-M1 III and ZS1.

As you can plainly see, both of these cameras posses different megapixels and different sensor sizing. The E-M1 III due to its bigger sensor is going to make shooting shallower DOF easier and the Olympus E-M1 III will produce extra detail utilizing its extra 10 Megapixels. Higher resolution will enable you to crop photographs somewhat more aggressively. The younger E-M1 III provides an edge with regard to sensor tech.