Olympus TG-320 vs Sony A3000

On this page, we are evaluating the Olympus TG-320 and Sony A3000, former is a Waterproof while the other is a Entry-Level Mirrorless by manufacturers Olympus and Sony. There exists a large gap between the image resolutions of the TG-320 (14MP) and A3000 (20MP) and the TG-320 (1/2.3") and A3000 (APS-C) have totally different sensor dimensions.

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The TG-320 was unveiled 19 months earlier than the A3000 making them a generation away from one another. Both cameras have different body design with the Olympus TG-320 being a Compact camera and the Sony A3000 being a SLR-style mirrorless camera.

Before we go right into a more detailed comparison, here is a quick overview of how the TG-320 scores versus the A3000 with regards to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Olympus TG-320 & Sony Alpha A3000. The full galleries are available at Olympus TG-320 Gallery & Sony A3000 Gallery.

If you're intending to travel with your camera regularly, you're going to have to factor its weight and size. The Olympus TG-320 offers outside measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") and a weight of 155 grams (0.34 lbs) whilst the Sony A3000 has specifications of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") along with a weight of 411 grams (0.91 lbs).

Check the Olympus TG-320 and Sony A3000 in our completely new Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change based on the lens you are utilizing during that time. The following is a front view sizing comparison of the TG-320 compared to the A3000.

Taking into account dimensions and weight, the portability grade of the TG-320 and A3000 is 94 and 69 respectively.

Sometimes, it can be tough to see the gap between sensor dimensions purely by reviewing specifications. The picture here should give you a greater sense of the sensor sizing in the TG-320 and A3000.

To sum up, the two cameras have different megapixels and different sensor dimensions. The TG-320 with its tinier sensor will make shooting shallow depth of field more difficult and the Sony A3000 will offer you extra detail having an extra 6 Megapixels. Greater resolution will allow you to crop pics a bit more aggressively. The more aged TG-320 is going to be disadvantaged in sensor tech.