Pentax K-3 III vs Pentax K-5 IIs

Let's examine more in depth at the Pentax K-3 III versus Pentax K-5 IIs, both Advanced DSLR cameras and both are manufactured by Pentax. There is a significant difference among the resolutions of the K-3 III (26MP) and K-5 IIs (16MP) but they possess the exact same sensor dimensions (APS-C).

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The K-3 III was brought out 7 years later than the K-5 IIs and that is a fairly sizable gap as far as camera tech is concerned. The two cameras come with the identical body type (Mid-size SLR).

Before getting in to a step-by-step comparison, below is a concise synopsis of how the K-3 III grades vs the K-5 IIs when considering portability, imaging, features and an overall grade.

Here is a sample of the gallery pics for Pentax K-3 Mark III and Pentax K-5 IIs. The entire galleries are provided at Pentax K-3 III Gallery and Pentax K-5 IIs Gallery.

In case you're aiming to lug around your camera regularly, you are going to need to think about its weight and volume. The Pentax K-3 III comes with physical dimensions of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") with a weight of 820 grams (1.81 lbs) while the Pentax K-5 IIs has sizing of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") and a weight of 760 grams (1.68 lbs).

Check out the Pentax K-3 III versus Pentax K-5 IIs in the latest Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at that moment. Here is the front view measurement comparison of the K-3 III against the K-5 IIs.

Using size and weight, the portability grade of the K-3 III and K-5 IIs is 58 and 60 respectively.

Often, it's tough to see the gap in sensor measurements just by researching specifications. The graphic below might provide you a stronger sense of the sensor sizes in the K-3 III and K-5 IIs.

Plainly, both of the cameras posses the exact same sensor measurements but not the same resolution. You should expect to see the Pentax K-3 III to result in greater detail having its extra 10MP. Greater resolution will also allow you to crop pics somewhat more aggressively. The more modern K-3 III will have an edge when it comes to sensor innovation.