Olympus E-PL1s vs Sony A7 III

Its time to look more closely at the Olympus E-PL1s vs Sony A7 III, one being a Entry-Level Mirrorless and the latter is a Pro Mirrorless by rivals Olympus and Sony. There exists a sizeable gap between the resolutions of the E-PL1s (12MP) and A7 III (24MP) and the E-PL1s (Four Thirds) and A7 III (Full frame) boast different sensor sizing.

Photography Glossary

The E-PL1s was manufactured 8 years before the A7 III and that is quite a large gap as far as technology is concerned. The two cameras have different body design with the Olympus E-PL1s being a Rangefinder-style mirrorless camera and the Sony A7 III being a SLR-style mirrorless camera.

Before diving right into a in depth comparison, here is a brief view of how the E-PL1s scores versus the A7 III in terms of portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Olympus PEN E-PL1s and Sony Alpha A7 III. The entire galleries are available at Olympus E-PL1s Gallery and Sony A7 III Gallery.

If you're going to carry your camera often, you should think about its weight and proportions. The Olympus E-PL1s has external dimensions of 115mm x 72mm x 42mm (4.5" x 2.8" x 1.7") with a weight of 334 grams (0.74 lbs) and the Sony A7 III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 650 grams (1.43 lbs).

Examine the Olympus E-PL1s vs Sony A7 III in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you select at that time. The following is a front view measurements comparison of the E-PL1s versus the A7 III.

Using dimensions and weight, the portability grade of the E-PL1s and A7 III is 86 and 63 respectively.

Normally, its difficult to visualize the contrast between sensor sizing simply by checking technical specs. The graphic here will help offer you a greater sense of the sensor dimensions in the E-PL1s and A7 III.

As you can tell, the 2 cameras provide different megapixel count and different sensor sizing. The E-PL1s featuring a tinier sensor is going to make getting shallower depth of field harder and the Sony A7 III will resolve more detail due to its extra 12 Megapixels. Higher resolution will enable you to crop pictures more aggressively. The older E-PL1s is going to be behind in sensor tech.