Olympus TG-1 iHS vs Panasonic GH3

Below, we will be analyzing the Olympus TG-1 iHS vs Panasonic GH3, former being a Waterproof while the latter is a Advanced Mirrorless by competitors Olympus and Panasonic. There exists a sizable gap between the resolutions of the TG-1 iHS (12MP) and GH3 (16MP) and the TG-1 iHS (1/2.3") and GH3 (Four Thirds) feature different sensor sizing.

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The TG-1 iHS was unveiled 4 months before the GH3 which means that they are both of a similar age. Both the cameras come with different body type with the Olympus TG-1 iHS being a Compact camera and the Panasonic GH3 being a SLR-style mirrorless camera.

Before diving straight into a complete comparison, below is a concise view of how the TG-1 iHS grades versus the GH3 in terms of portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Olympus Tough TG-1 iHS & Panasonic Lumix DMC-GH3. The full galleries are available at Olympus TG-1 iHS Gallery & Panasonic GH3 Gallery.

In case you're going to lug around your camera regularly, you need to consider its weight and dimensions. The Olympus TG-1 iHS enjoys exterior dimensions of 112mm x 67mm x 30mm (4.4" x 2.6" x 1.2") along with a weight of 230 grams (0.51 lbs) whilst the Panasonic GH3 has dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") accompanied by a weight of 550 grams (1.21 lbs).

Compare the Olympus TG-1 iHS vs Panasonic GH3 in our brand new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will change dependant on the lens you are utilising at that time. Here is the front view overall size comparison of the TG-1 iHS against the GH3.

Using dimensions and weight, the portability rating of the TG-1 iHS and GH3 is 91 and 66 respectively.

Quite often, it's hard to visualize the gap between sensor measurements simply by checking a spec sheet. The graphic below will give you a greater sense of the sensor sizes in the TG-1 iHS and GH3.

As you can see, the 2 cameras have got different megapixels and different sensor measurements. The TG-1 iHS having a tinier sensor is going to make getting shallow depth of field tougher and the Panasonic GH3 will resolve greater detail having an extra 4 Megapixels. Higher resolution can also allow you to crop pictures much more aggressively.