Olympus SZ-15 vs Sony A7R IV

Let's look closer at the Olympus SZ-15 versus Sony A7R IV, one is a Small Sensor Superzoom and the latter is a Pro Mirrorless by competitors Olympus and Sony. There is a crucial difference between the image resolutions of the SZ-15 (16MP) and A7R IV (61MP) and the SZ-15 (1/2.3") and A7R IV (Full frame) posses totally different sensor sizes.

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The SZ-15 was brought out 7 years prior to the A7R IV which is quite a serious gap as far as tech is concerned. Both of these cameras feature different body design with the Olympus SZ-15 being a Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before delving right into a complete comparison, here is a quick highlight of how the SZ-15 scores versus the A7R IV in the way of portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Olympus SZ-15 and Sony Alpha A7R IV. The entire galleries are viewable at Olympus SZ-15 Gallery and Sony A7R IV Gallery.

If you are planning to carry around your camera often, you'll need to factor in its weight and volume. The Olympus SZ-15 provides outer dimensions of 108mm x 70mm x 40mm (4.3" x 2.8" x 1.6") with a weight of 250 grams (0.55 lbs) while the Sony A7R IV has sizing of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") and a weight of 665 grams (1.47 lbs).

Check out the Olympus SZ-15 versus Sony A7R IV in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you use at the time. The following is a front view scale comparison of the SZ-15 and the A7R IV.

Considering size and weight, the portability score of the SZ-15 and A7R IV is 88 and 62 respectively.

Usually, it can be hard to visualise the contrast between sensor sizes merely by reading a spec sheet. The image here may provide you a more clear sense of the sensor dimensions in the SZ-15 and A7R IV.

As you can see, each of the cameras feature different megapixel count and different sensor sizes. The SZ-15 featuring a tinier sensor will make shooting shallow depth of field harder and the Sony A7R IV will deliver greater detail having its extra 45MP. Higher resolution can also make it easier to crop pictures way more aggressively. The more aged SZ-15 is going to be behind in sensor tech.