Olympus TG-4 vs Panasonic G3

Let's take a more detailed look at the Olympus TG-4 versus Panasonic G3, former is a Waterproof while the latter is a Entry-Level Mirrorless by manufacturers Olympus and Panasonic. The resolution of the TG-4 (16MP) and the G3 (16MP) is pretty comparable but the TG-4 (1/2.3") and G3 (Four Thirds) offer totally different sensor size.

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The TG-4 was brought out 3 years after the G3 which is a fairly significant difference as far as camera tech is concerned. Both of these cameras feature different body design with the Olympus TG-4 being a Compact camera and the Panasonic G3 being a SLR-style mirrorless camera.

Before getting into a detailed comparison, here is a brief view of how the TG-4 grades vs the G3 in the way of portability, imaging, features and an overall score.

This is a preview of the gallery images for Olympus Tough TG-4 & Panasonic Lumix DMC-G3. The entire galleries are provided at Olympus TG-4 Gallery & Panasonic G3 Gallery.

When you are aiming to carry around your camera frequently, you will want to think about its weight and dimensions. The Olympus TG-4 provides external dimensions of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") having a weight of 247 grams (0.54 lbs) while the Panasonic G3 has dimensions of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") along with a weight of 336 grams (0.74 lbs).

Check the Olympus TG-4 versus Panasonic G3 in our newest Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will change depending on the lens you use at that moment. Below is a front view measurement comparison of the TG-4 against the G3.

Using size and weight, the portability rating of the TG-4 and G3 is 90 and 83 respectively.

Generally, it is very difficult to visualise the difference in sensor sizes merely by checking out technical specs. The pic below might offer you a better sense of the sensor sizes in the TG-4 and G3.

As you have seen, both of the cameras feature the identical MP albeit not the same sensor sizes. The TG-4 has the smaller sensor which is going to make obtaining bokeh harder. The more modern TG-4 is going to have an advantage with regard to sensor tech.