Olympus TG-870 vs Pentax K-3 II

Lets look more closely at the Olympus TG-870 and Pentax K-3 II, one being a Ultracompact and the other is a Advanced DSLR by rivals Olympus and Pentax. There is a significant difference between the image resolutions of the TG-870 (16MP) and K-3 II (24MP) and the TG-870 (1/2.3") and K-3 II (APS-C) have different sensor sizes.

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The TG-870 was brought out 9 months later than the K-3 II which means that they are both of a similar generation. Both the cameras feature different body design with the Olympus TG-870 being a Ultracompact camera and the Pentax K-3 II being a Mid-size SLR camera.

Before diving straight to a in-depth comparison, here is a simple synopsis of how the TG-870 grades against the K-3 II with regards to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Olympus Stylus Tough TG-870 and Pentax K-3 II. The entire galleries are available at Olympus TG-870 Gallery and Pentax K-3 II Gallery.

When you are going to lug around your camera frequently, you will need to factor in its weight and dimensions. The Olympus TG-870 provides exterior measurements of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") along with a weight of 221 grams (0.49 lbs) while the Pentax K-3 II has dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") with a weight of 800 grams (1.76 lbs).

Examine the Olympus TG-870 and Pentax K-3 II in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change dependant on the lens you select during that time. Following is a front view dimension comparison of the TG-870 vs the K-3 II.

Using size and weight, the portability grade of the TG-870 and K-3 II is 91 and 59 respectively.

Often, it can be difficult to picture the gap between sensor measurements only by reviewing specs. The photograph underneath may give you a much better sense of the sensor sizing in the TG-870 and K-3 II.

All in all, both of these cameras feature different megapixel count and different sensor measurements. The TG-870 featuring a tinier sensor is going to make shooting shallower depth of field harder and the Pentax K-3 II will deliver more detail having its extra 8MP. Greater resolution will also let you crop pics way more aggressively. The fresher TG-870 provides an advantage with regard to sensor tech.