Olympus E-PL9 vs Sony A7R IV

Let's take a more detailed look at the Olympus E-PL9 and Sony A7R IV, former is a Entry-Level Mirrorless while the latter is a Pro Mirrorless by rivals Olympus and Sony. There is a noticeable difference among the image resolutions of the E-PL9 (16MP) and A7R IV (61MP) and the E-PL9 (Four Thirds) and A7R IV (Full frame) enjoy different sensor measurements.

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The E-PL9 was launched 17 months earlier than the A7R IV which makes the cameras a generation away from each other. Both cameras offer different body type with the Olympus E-PL9 being a Rangefinder-style mirrorless camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before diving straight into a in-depth comparison, below is a concise overview of how the E-PL9 matches up versus the A7R IV in relation to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus PEN E-PL9 & Sony Alpha A7R IV. The complete galleries are available at Olympus E-PL9 Gallery & Sony A7R IV Gallery.

For those who are aiming to travel with your camera, you will need to factor in its weight and size. The Olympus E-PL9 features outer measurements of 117mm x 68mm x 39mm (4.6" x 2.7" x 1.5") with a weight of 380 grams (0.84 lbs) whilst the Sony A7R IV has specifications of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") and a weight of 665 grams (1.47 lbs).

Examine the Olympus E-PL9 and Sony A7R IV in our completely new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will differ depending on the lens you are utilising during that time. Underneath is the front view measurement comparison of the E-PL9 compared to the A7R IV.

Factoring in size and weight, the portability grade of the E-PL9 and A7R IV is 85 and 62 respectively.

In many cases, it is difficult to imagine the difference in sensor dimensions simply by seeing specifications. The pic below may provide you a clearer sense of the sensor sizing in the E-PL9 and A7R IV.

To sum up, the two cameras enjoy different megapixel count and different sensor dimensions. The E-PL9 because of its smaller sensor is going to make achieving shallow depth of field more difficult and the Sony A7R IV will show extra detail utilizing its extra 45 Megapixels. Higher resolution will enable you to crop pictures far more aggressively. The more aged E-PL9 will be disadvantaged when it comes to sensor tech.