Olympus TG-860 vs Sony A7R IV

Lets take a closer look at the Olympus TG-860 versus Sony A7R IV, one is a Waterproof and the latter is a Pro Mirrorless by manufacturers Olympus and Sony. There is a big difference between the resolutions of the TG-860 (16MP) and A7R IV (61MP) and the TG-860 (1/2.3") and A7R IV (Full frame) boast different sensor size.

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The TG-860 was manufactured 5 years before the A7R IV which is quite a big gap as far as tech is concerned. Both of these cameras feature different body design with the Olympus TG-860 being a Ultracompact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before getting into a thorough comparison, here is a concise synopsis of how the TG-860 grades versus the A7R IV in regards to portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Olympus Stylus Tough TG-860 and Sony Alpha A7R IV. The entire galleries are viewable at Olympus TG-860 Gallery and Sony A7R IV Gallery.

For anyone who is looking to carry around your camera often, you will have to take into account its weight and volume. The Olympus TG-860 offers outer measurements of 110mm x 64mm x 28mm (4.3" x 2.5" x 1.1") and a weight of 224 grams (0.49 lbs) whilst the Sony A7R IV has sizing of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).

Analyze the Olympus TG-860 versus Sony A7R IV in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you choose at that time. Here is a front view physical size comparison of the TG-860 against the A7R IV.

Taking into account size and weight, the portability rating of the TG-860 and A7R IV is 91 and 62 respectively.

In many cases, its hard to picture the difference between sensor sizes merely by checking specifications. The pic below may offer you a clearer sense of the sensor sizing in the TG-860 and A7R IV.

Plainly, the 2 cameras come with different megapixels and different sensor sizes. The TG-860 featuring a tinier sensor is going to make getting shallow DOF more difficult and the Sony A7R IV will give you more detail due to its extra 45 Megapixels. Higher resolution can also let you crop shots a good deal more aggressively. The more aged TG-860 is going to be disadvantaged with regard to sensor technology.