Pentax K-3 II vs Pentax RS1500

Here, we will be looking at the Pentax K-3 II and Pentax RS1500, former is a Advanced DSLR while the latter is a Small Sensor Compact and both are sold by Pentax. There is a substantial difference among the sensor resolutions of the K-3 II (24MP) and RS1500 (14MP) and the K-3 II (APS-C) and RS1500 (1/2.3") offer totally different sensor sizes.

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The K-3 II was released 4 years after the RS1500 which is a fairly big difference as far as camera tech is concerned. Each of the cameras feature different body design with the Pentax K-3 II being a Mid-size SLR camera and the Pentax RS1500 being a Compact camera.

Before diving into a more detailed comparison, here is a simple summation of how the K-3 II matches up versus the RS1500 for portability, imaging, features and an overall score.

The following is a preview of the gallery images for Pentax K-3 II & Pentax Optio RS1500. The complete galleries are available at Pentax K-3 II Gallery & Pentax RS1500 Gallery.

For those who are planning to carry around your camera frequently, you need to factor in its weight and proportions. The Pentax K-3 II has got outside measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs) whilst the Pentax RS1500 has measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs).

Contrast the Pentax K-3 II and Pentax RS1500 in our brand new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will change based on the lens you are working with at the time. Below is a front view physical size comparison of the K-3 II vs the RS1500.

Considering size and weight, the portability score of the K-3 II and RS1500 is 59 and 93 respectively.

Oftentimes, it is very hard to envision the gap in sensor sizes simply by seeing technical specs. The image here might offer you a far better sense of the sensor measurements in the K-3 II and RS1500.

As you have seen, both of those cameras feature different resolutions and different sensor sizes. The K-3 II because of its bigger sensor will make achieving shallow DOF simpler and the Pentax K-3 II will show extra detail as a result of its extra 10 Megapixels. Higher resolution will also let you crop pictures way more aggressively. The more recent K-3 II is going to have an edge with regard to sensor tech.