Pentax K-3 III vs Sony a3500

The following is a extended assessment of the Pentax K-3 III vs Sony a3500, former is a Advanced DSLR while the other is a Entry-Level Mirrorless by companies Pentax and Sony. There is a sizable difference among the resolutions of the K-3 III (26MP) and a3500 (20MP) but they come with the same exact sensor size (APS-C).

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The K-3 III was brought out 7 years after the a3500 which is a fairly significant difference as far as camera tech is concerned. Each of these cameras offer different body type with the Pentax K-3 III being a Mid-size SLR camera and the Sony a3500 being a SLR-style mirrorless camera.

Before delving in to a full comparison, below is a simple highlight of how the K-3 III scores versus the a3500 with regard to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Pentax K-3 Mark III & Sony Alpha a3500. The entire galleries are available at Pentax K-3 III Gallery & Sony a3500 Gallery.

When you are looking to travel with your camera regularly, you're going to have to consider its weight and volume. The Pentax K-3 III comes with physical measurements of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") along with a weight of 820 grams (1.81 lbs) while the Sony a3500 has sizing of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") having a weight of 411 grams (0.91 lbs).

Take a look at the Pentax K-3 III vs Sony a3500 in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change depending on the lens you choose at the time. The following is the front view over all size comparison of the K-3 III compared to the a3500.

Considering size and weight, the portability score of the K-3 III and a3500 is 58 and 69 respectively.

Often, it can be difficult to see the difference in sensor dimensions only by viewing specifications. The picture here may provide you a much better sense of the sensor sizing in the K-3 III and a3500.

To sum up, each of these cameras offer the same exact sensor sizing but not the same resolution. You can expect to see the Pentax K-3 III to result in greater detail having its extra 6 Megapixels. Greater resolution will also allow you to crop images a little more aggressively. The newer K-3 III will have a benefit with regard to sensor tech.