Olympus TG-3 vs Pentax K-x

On this page, we will be analyzing the Olympus TG-3 and Pentax K-x, one being a Waterproof and the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There is a sizeable difference among the image resolutions of the TG-3 (16MP) and K-x (12MP) and the TG-3 (1/2.3") and K-x (APS-C) have different sensor dimensions.

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The TG-3 was released 4 years later than the K-x and that is a fairly large gap as far as camera tech is concerned. Both of these cameras have different body design with the Olympus TG-3 being a Compact camera and the Pentax K-x being a Compact SLR camera.

Before going straight to a more detailed comparison, here is a short summation of how the TG-3 scores versus the K-x with respect to portability, imaging, features and an overall rating.

This is a preview of the gallery images for Olympus Tough TG-3 and Pentax K-x. The complete galleries are provided at Olympus TG-3 Gallery and Pentax K-x Gallery.

In case you're intending to carry your camera, you'll have to think about its weight and measurements. The Olympus TG-3 has exterior measurements of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") along with a weight of 247 grams (0.54 lbs) whilst the Pentax K-x has proportions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs).

Examine the Olympus TG-3 and Pentax K-x in the new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing during that time. Here is a front view sizing comparison of the TG-3 compared to the K-x.

Taking into account size and weight, the portability score of the TG-3 and K-x is 90 and 69 respectively.

In many cases, its difficult to imagine the contrast in sensor sizing simply by seeing technical specs. The graphic here will offer you a stronger sense of the sensor measurements in the TG-3 and K-x.

As you can tell, both of the cameras have different megapixel count and different sensor sizing. The TG-3 featuring a smaller sensor is going to make getting bokeh trickier and the Olympus TG-3 will produce more detail as a result of its extra 4 Megapixels. Higher resolution will also allow you to crop shots a bit more aggressively. The younger TG-3 should have an edge with regard to sensor tech.