Olympus TG-4 vs Sigma SD15

Below is a in-depth analysis of the Olympus TG-4 vs Sigma SD15, one being a Waterproof and the latter is a Advanced DSLR by brands Olympus and Sigma. There is a significant difference among the resolutions of the TG-4 (16MP) and SD15 (5MP) and the TG-4 (1/2.3") and SD15 (APS-C) feature totally different sensor sizes.

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The TG-4 was released 5 years later than the SD15 and that is a fairly sizable gap as far as camera tech is concerned. Both of these cameras offer different body type with the Olympus TG-4 being a Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before going in to a comprehensive comparison, below is a quick summation of how the TG-4 grades versus the SD15 for portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Olympus Tough TG-4 and Sigma SD15. The complete galleries are available at Olympus TG-4 Gallery and Sigma SD15 Gallery.

For anybody who is aiming to lug around your camera regularly, you are going to need to take into account its weight and measurements. The Olympus TG-4 offers exterior measurements of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") and a weight of 247 grams (0.54 lbs) whilst the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Check out the Olympus TG-4 vs Sigma SD15 in the new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you choose at that moment. The following is the front view scale comparison of the TG-4 versus the SD15.

Looking at size and weight, the portability rating of the TG-4 and SD15 is 90 and 59 respectively.

Usually, it is very difficult to visualise the gap in sensor measurements simply by seeing technical specs. The photograph here will help offer you a stronger sense of the sensor sizing in the TG-4 and SD15.

As you can tell, both the cameras enjoy different megapixel count and different sensor measurements. The TG-4 because of its smaller sensor will make getting bokeh trickier and the Olympus TG-4 will produce greater detail as a result of its extra 11 Megapixels. Higher resolution will also enable you to crop pictures far more aggressively. The younger TG-4 is going to have an advantage with regard to sensor tech.