Olympus TG-2 iHS vs Sony A7S II

In this write-up, we are contrasting the Olympus TG-2 iHS versus Sony A7S II, one being a Waterproof and the other is a Pro Mirrorless by manufacturers Olympus and Sony. The image resolution of the TG-2 iHS (12MP) and the A7S II (12MP) is fairly similar but the TG-2 iHS (1/2.3") and A7S II (Full frame) feature totally different sensor sizes.

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The TG-2 iHS was announced 3 years before the A7S II and that is quite a sizable gap as far as tech is concerned. Each of these cameras offer different body type with the Olympus TG-2 iHS being a Compact camera and the Sony A7S II being a SLR-style mirrorless camera.

Before going straight into a comprehensive comparison, below is a simple synopsis of how the TG-2 iHS matches up versus the A7S II in terms of portability, imaging, features and an overall grade.

Below is a sample of the gallery pictures for Olympus Tough TG-2 iHS and Sony Alpha A7S II. The whole galleries are available at Olympus TG-2 iHS Gallery and Sony A7S II Gallery.

If you're going to lug around your camera, you need to think about its weight and proportions. The Olympus TG-2 iHS comes with outside dimensions of 111mm x 67mm x 29mm (4.4" x 2.6" x 1.1") with a weight of 230 grams (0.51 lbs) and the Sony A7S II has measurements of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") having a weight of 627 grams (1.38 lbs).

Check the Olympus TG-2 iHS versus Sony A7S II in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are employing at that time. Below is the front view over all size comparison of the TG-2 iHS versus the A7S II.

Taking into consideration size and weight, the portability score of the TG-2 iHS and A7S II is 91 and 68 respectively.

Usually, it is difficult to envision the gap between sensor measurements purely by going over specs. The graphic underneath will give you a more clear sense of the sensor sizes in the TG-2 iHS and A7S II.

As you can plainly see, both the cameras offer the same exact resolution but not the same sensor measurements. The TG-2 iHS has the tinier sensor which should make obtaining shallower DOF more challenging. The older TG-2 iHS is going to be disadvantaged when it comes to sensor innovation.