Olympus E-M1 III vs Olympus E-PL1s

Below, we are contrasting the Olympus E-M1 III and Olympus E-PL1s, one is a Pro Mirrorless and the other is a Entry-Level Mirrorless and both are produced by Olympus. There is a significant difference among the image resolutions of the E-M1 III (20MP) and E-PL1s (12MP) but they come with the exact same sensor dimensions (Four Thirds).

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The E-M1 III was launched 9 years after the E-PL1s which is a fairly sizable gap as far as camera tech is concerned. Each of these cameras come with different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Olympus E-PL1s being a Rangefinder-style mirrorless camera.

Before getting in to a in depth comparison, below is a simple synopsis of how the E-M1 III grades versus the E-PL1s in the way of portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Olympus OM-D E-M1 Mark III and Olympus PEN E-PL1s. The complete galleries are provided at Olympus E-M1 III Gallery and Olympus E-PL1s Gallery.

For those who are going to travel with your camera regularly, you'll need to think about its weight and measurements. The Olympus E-M1 III comes with external dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs) while the Olympus E-PL1s has proportions of 115mm x 72mm x 42mm (4.5" x 2.8" x 1.7") with a weight of 334 grams (0.74 lbs).

Look at the Olympus E-M1 III and Olympus E-PL1s in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you use at the time. Underneath is the front view sizing comparison of the E-M1 III compared to the E-PL1s.

Factoring in size and weight, the portability score of the E-M1 III and E-PL1s is 67 and 86 respectively.

Usually, its hard to visualize the gap in sensor dimensions purely by seeing specs. The picture below will help give you a better sense of the sensor dimensions in the E-M1 III and E-PL1s.

All in all, both the cameras have got the exact same sensor measurements but different MP. You should expect to see the Olympus E-M1 III to produce extra detail utilizing its extra 8MP. Greater resolution will allow you to crop pics much more aggressively. The more modern E-M1 III provides an edge with regard to sensor innovation.