Olympus TG-3 vs Sony A580

Here, we are contrasting the Olympus TG-3 vs Sony A580, one is a Waterproof and the other is a Entry-Level DSLR by manufacturers Olympus and Sony. The image resolution of the TG-3 (16MP) and the A580 (16MP) is very similar but the TG-3 (1/2.3") and A580 (APS-C) offer totally different sensor dimensions.

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The TG-3 was announced 2 years after the A580 which is quite a serious gap as far as technology is concerned. The two cameras feature different body design with the Olympus TG-3 being a Compact camera and the Sony A580 being a Compact SLR camera.

Before delving right into a detailed comparison, here is a brief view of how the TG-3 matches up versus the A580 when considering portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Olympus Tough TG-3 and Sony Alpha DSLR-A580. The whole galleries are available at Olympus TG-3 Gallery and Sony A580 Gallery.

For anyone who is planning to carry around your camera often, you'll have to take into account its weight and volume. The Olympus TG-3 features 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) while the Sony A580 has sizing of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 599 grams (1.32 lbs).

Check the Olympus TG-3 vs Sony A580 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at the time. Following is a front view scale comparison of the TG-3 against the A580.

Looking at dimensions and weight, the portability rating of the TG-3 and A580 is 90 and 64 respectively.

Typically, it can be hard to visualise the difference between sensor sizes only by going over a spec sheet. The image here will offer you a much better sense of the sensor measurements in the TG-3 and A580.

As you can see, each of the cameras come with the identical megapixel count but not the same sensor sizes. The TG-3 has the tinier sensor which should make achieving shallow DOF more difficult. The more recent TG-3 is going to have an advantage in sensor tech.