Olympus TG-320 vs Panasonic ZR3

On this page, we will be analyzing the Olympus TG-320 and Panasonic ZR3, former is a Waterproof while the latter is a Small Sensor Compact by competitors Olympus and Panasonic. The sensor resolution of the TG-320 (14MP) and the ZR3 (14MP) is pretty comparable and both cameras provide the same sensor size (1/2.3").

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The TG-320 was revealed 24 months after the ZR3 which makes them a generation away from one another. Both cameras have the same body design (Compact).

Before going right into a detailed comparison, here is a quick highlight of how the TG-320 matches up versus the ZR3 in terms of portability, imaging, features and an overall score.

The following is a preview of the gallery images for Olympus TG-320 & Panasonic Lumix DMC-ZR3. The full galleries are available at Olympus TG-320 Gallery & Panasonic ZR3 Gallery.

For those who are looking to carry around your camera frequently, you should think about its weight and dimensions. The Olympus TG-320 has got exterior measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") along with a weight of 155 grams (0.34 lbs) while the Panasonic ZR3 has dimensions of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") along with a weight of 159 grams (0.35 lbs).

Analyze the Olympus TG-320 and Panasonic ZR3 in our brand new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change dependant on the lens you have during that time. Underneath is a front view dimension comparison of the TG-320 versus the ZR3.

Using dimensions and weight, the portability score of the TG-320 and ZR3 is 94 and 94 respectively.

Sometimes, it is difficult to visualize the difference in sensor sizes simply by going through technical specs. The pic below will provide you a much better sense of the sensor measurements in the TG-320 and ZR3.

As you can tell, each of the cameras provide the same sensor dimensions and the same MP so you can expect comparable quality of photographs although you have to consider the age of the cameras into account. The newer TG-320 should have an advantage with regard to sensor technology.