Olympus TG-810 vs Sony A7R

Let's look closer at the Olympus TG-810 versus Sony A7R, one is a Waterproof and the latter is a Pro Mirrorless by competitors Olympus and Sony. There is a big difference among the image resolutions of the TG-810 (14MP) and A7R (36MP) and the TG-810 (1/2.3") and A7R (Full frame) offer different sensor size.

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The TG-810 was manufactured 3 years before the A7R which is a fairly big gap as far as camera tech is concerned. Each of the cameras have different body design with the Olympus TG-810 being a Compact camera and the Sony A7R being a SLR-style mirrorless camera.

Before delving into a in depth comparison, here is a concise highlight of how the TG-810 grades vs the A7R with respect to portability, imaging, features and an overall score.

This is a preview of the gallery images for Olympus TG-810 and Sony Alpha A7R. The entire galleries are viewable at Olympus TG-810 Gallery and Sony A7R Gallery.

For those who are intending to carry around your camera, you have to factor in its weight and size. The Olympus TG-810 features outer dimensions of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") and a weight of 215 grams (0.47 lbs) and the Sony A7R has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 465 grams (1.03 lbs).

Contrast the Olympus TG-810 versus Sony A7R in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at that time. Below is a front view sizing comparison of the TG-810 versus the A7R.

Taking into consideration size and weight, the portability score of the TG-810 and A7R is 92 and 78 respectively.

In many cases, its tough to imagine the gap in sensor sizes simply by looking through specs. The image here might offer you a stronger sense of the sensor dimensions in the TG-810 and A7R.

As you can plainly see, each of these cameras provide different megapixel count and different sensor sizes. The TG-810 because of its smaller sensor is going to make getting shallower depth of field more difficult and the Sony A7R will render more detail due to its extra 22 Megapixels. Higher resolution will also help you crop pictures more aggressively. The more aged TG-810 will be disadvantaged when it comes to sensor technology.