Olympus TG-610 vs Pentax K-3

Here is a in depth analysis of the Olympus TG-610 versus Pentax K-3, former being a Waterproof while the latter is a Advanced DSLR by companies Olympus and Pentax. There exists a sizable gap between the resolutions of the TG-610 (14MP) and K-3 (24MP) and the TG-610 (1/2.3") and K-3 (APS-C) have totally different sensor sizing.

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The TG-610 was announced 4 years prior to the K-3 and that is quite a significant difference as far as technology is concerned. Both the cameras have different body design with the Olympus TG-610 being a Compact camera and the Pentax K-3 being a Mid-size SLR camera.

Before diving right into a thorough comparison, here is a quick overview of how the TG-610 scores vs the K-3 in the way of portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Olympus TG-610 & Pentax K-3. The whole galleries are viewable at Olympus TG-610 Gallery & Pentax K-3 Gallery.

For those who are looking to carry your camera, you are going to need to take into account its weight and measurements. The Olympus TG-610 provides physical dimensions of 96mm x 65mm x 26mm (3.8" x 2.6" x 1.0") and a weight of 190 grams (0.42 lbs) while the Pentax K-3 has proportions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs).

Compare the Olympus TG-610 versus Pentax K-3 in our completely new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ depending on the lens you are working with at that moment. Following is a front view measurement comparison of the TG-610 versus the K-3.

Using dimensions and weight, the portability score of the TG-610 and K-3 is 93 and 59 respectively.

Sometimes, it can be difficult to visualise the gap between sensor sizing only by reviewing technical specs. The photograph underneath will help provide you a better sense of the sensor dimensions in the TG-610 and K-3.

As you have seen, the two cameras provide different megapixel count and different sensor sizing. The TG-610 with its tinier sensor will make shooting shallow depth of field trickier and the Pentax K-3 will deliver greater detail with its extra 10MP. Higher resolution will allow you to crop pictures more aggressively. The older TG-610 is going to be disadvantaged when it comes to sensor innovation.