Olympus TG-3 vs Sony A450

Let's look much closer at the Olympus TG-3 versus Sony A450, former being a Waterproof while the other is a Entry-Level DSLR by rivals Olympus and Sony. The image resolution of the TG-3 (16MP) and the A450 (14MP) is very close but the TG-3 (1/2.3") and A450 (APS-C) come with totally different sensor sizes.

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The TG-3 was launched 4 years later than the A450 and that is a fairly big difference as far as camera tech is concerned. Both of these cameras offer different body type with the Olympus TG-3 being a Compact camera and the Sony A450 being a Compact SLR camera.

Before diving through a full comparison, below is a quick summation of how the TG-3 scores vs the A450 when considering portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Olympus Tough TG-3 & Sony Alpha DSLR-A450. The complete galleries are viewable at Olympus TG-3 Gallery & Sony A450 Gallery.

In case you're intending to lug around your camera often, you'll have to consider its weight and measurements. The Olympus TG-3 provides exterior dimensions of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") accompanied by a weight of 247 grams (0.54 lbs) while the Sony A450 has proportions of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") accompanied by a weight of 560 grams (1.23 lbs).

Compare the Olympus TG-3 versus Sony A450 in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary based on the lens you are utilising at that moment. Following is the front view proportions comparison of the TG-3 versus the A450.

Taking into account size and weight, the portability rating of the TG-3 and A450 is 90 and 65 respectively.

Generally, it is difficult to see the gap in sensor measurements simply by looking through specs. The graphic below may give you a much better sense of the sensor dimensions in the TG-3 and A450.

All in all, each of these cameras offer different megapixel count and different sensor measurements. The TG-3 featuring a smaller sensor will make achieving shallow depth of field harder and the Olympus TG-3 will render more detail utilizing its extra 2MP. Greater resolution can also allow you to crop photos a little more aggressively. The more recent TG-3 is going to have a benefit in sensor tech.