Olympus TG-3 vs Sony A7 II

In this article, we will be reviewing the Olympus TG-3 vs Sony A7 II, one being a Waterproof and the latter is a Pro Mirrorless by companies Olympus and Sony. There exists a huge gap among the resolutions of the TG-3 (16MP) and A7 II (24MP) and the TG-3 (1/2.3") and A7 II (Full frame) enjoy totally different sensor measurements.

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The TG-3 was manufactured 7 months earlier than the A7 II so they are both of a similar generation. The two cameras offer different body type with the Olympus TG-3 being a Compact camera and the Sony A7 II being a SLR-style mirrorless camera.

Before going through a in depth comparison, below is a simple highlight of how the TG-3 matches up against the A7 II in terms of portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Olympus Tough TG-3 and Sony Alpha A7 II. The entire galleries are provided at Olympus TG-3 Gallery and Sony A7 II Gallery.

If you're intending to lug around your camera often, you are going to need to factor in its weight and dimensions. The Olympus TG-3 features outside dimensions of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") along with a weight of 247 grams (0.54 lbs) while the Sony A7 II has dimensions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") and a weight of 599 grams (1.32 lbs).

Take a look at the Olympus TG-3 vs Sony A7 II in the new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you choose during that time. Below is the front view scale comparison of the TG-3 against the A7 II.

Using dimensions and weight, the portability grade of the TG-3 and A7 II is 90 and 69 respectively.

Sometimes, it can be tough to see the gap in sensor measurements merely by researching specs. The graphic below will give you a much better sense of the sensor dimensions in the TG-3 and A7 II.

As you can plainly see, each of the cameras enjoy different resolutions and different sensor measurements. The TG-3 due to its smaller sensor will make shooting bokeh more challenging and the Sony A7 II will result in more detail due to its extra 8MP. Higher resolution can also make it easier to crop pictures far more aggressively. The older TG-3 will be disadvantaged with regard to sensor tech.