Olympus TG-3 vs Sony A330

Let's look closer at the Olympus TG-3 and Sony A330, former is a Waterproof while the latter is a Entry-Level DSLR by rivals Olympus and Sony. There exists a substantial gap between the resolutions of the TG-3 (16MP) and A330 (10MP) and the TG-3 (1/2.3") and A330 (APS-C) boast totally different sensor size.

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The TG-3 was manufactured 4 years after the A330 which is quite a big difference as far as technology is concerned. Each of the cameras have different body design with the Olympus TG-3 being a Compact camera and the Sony A330 being a Compact SLR camera.

Before getting into a more detailed comparison, here is a brief summary of how the TG-3 matches up versus the A330 when considering portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus Tough TG-3 & Sony Alpha DSLR-A330. The entire galleries are provided at Olympus TG-3 Gallery & Sony A330 Gallery.

For anybody who is looking to travel with your camera often, you should think about its weight and proportions. The Olympus TG-3 has outside measurements of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") and a weight of 247 grams (0.54 lbs) and the Sony A330 has measurements of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") with a weight of 529 grams (1.17 lbs).

See the Olympus TG-3 and Sony A330 in our newest Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change dependant on the lens you are working with at the time. Here is a front view proportions comparison of the TG-3 compared to the A330.

Looking at dimensions and weight, the portability rating of the TG-3 and A330 is 90 and 67 respectively.

Quite often, it can be tough to envision the difference between sensor dimensions only by going over specs. The pic below should give you a stronger sense of the sensor measurements in the TG-3 and A330.

All in all, both cameras provide different resolutions and different sensor dimensions. The TG-3 due to its tinier sensor will make shooting shallower DOF harder and the Olympus TG-3 will offer you more detail due to its extra 6 Megapixels. Higher resolution will also let you crop shots more aggressively. The more recent TG-3 is going to have an advantage in sensor tech.