Olympus E-1 vs Olympus E-M10 IV

Let's look closer at the Olympus E-1 and Olympus E-M10 IV, one being a Pro DSLR and the latter is a Entry-Level Mirrorless and both of them are designed by Olympus. There is a sizeable difference among the resolutions of the E-1 (5MP) and E-M10 IV (20MP) but both cameras posses the same sensor sizes (Four Thirds).

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The E-1 was announced 17 years prior to the E-M10 IV and that is a fairly large gap as far as camera tech is concerned. The two cameras have different body design with the Olympus E-1 being a Large SLR camera and the Olympus E-M10 IV being a SLR-style mirrorless camera.

Before getting right into a detailed comparison, here is a simple highlight of how the E-1 grades vs the E-M10 IV for portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Olympus E-1 and Olympus OM-D E-M10 IV. The whole galleries are available at Olympus E-1 Gallery and Olympus E-M10 IV Gallery.

For those who are intending to carry your camera often, you're going to have to consider its weight and dimensions. The Olympus E-1 comes with outer dimensions of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 735 grams (1.62 lbs) and the Olympus E-M10 IV has dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs).

Look at the Olympus E-1 and Olympus E-M10 IV in the new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at that moment. Below is a front view dimensions comparison of the E-1 against the E-M10 IV.

Using size and weight, the portability rating of the E-1 and E-M10 IV is 59 and 81 respectively.

In many cases, it is very difficult to imagine the difference in sensor sizing simply by checking out a spec sheet. The visual here might provide you a greater sense of the sensor sizes in the E-1 and E-M10 IV.

As you can see, both the cameras have the same sensor dimensions albeit different megapixels. You should count on the Olympus E-M10 IV to produce greater detail with its extra 15MP. Higher resolution will enable you to crop pictures a bit more aggressively. The older E-1 will be disadvantaged with regard to sensor innovation.