Pentax K-3 II vs Sony A290

Lets look a little more closely at the Pentax K-3 II and Sony A290, former is a Advanced DSLR while the other is a Entry-Level DSLR by manufacturers Pentax and Sony. There exists a substantial gap between the resolutions of the K-3 II (24MP) and A290 (14MP) but they possess the same exact sensor dimensions (APS-C).

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The K-3 II was announced 4 years after the A290 which is quite a big difference as far as technology is concerned. Both the cameras offer different body type with the Pentax K-3 II being a Mid-size SLR camera and the Sony A290 being a Compact SLR camera.

Before we go in to a full comparison, below is a quick synopsis of how the K-3 II scores vs the A290 in terms of portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Pentax K-3 II & Sony Alpha DSLR-A290. The whole galleries are viewable at Pentax K-3 II Gallery & Sony A290 Gallery.

For anyone who is looking to travel with your camera frequently, you will want to factor its weight and volume. The Pentax K-3 II enjoys outer dimensions 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 Sony A290 has sizing of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") and a weight of 549 grams (1.21 lbs).

Check out the Pentax K-3 II and Sony A290 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you are working with at that time. Following is the front view physical size comparison of the K-3 II and the A290.

Taking into consideration dimensions and weight, the portability grade of the K-3 II and A290 is 59 and 66 respectively.

Quite often, it is tough to visualise the difference between sensor dimensions simply by checking technical specs. The image below might give you a clearer sense of the sensor sizes in the K-3 II and A290.

As you have seen, each of these cameras offer the same exact sensor sizing but not the same megapixels. You can expect to see the Pentax K-3 II to give you more detail with its extra 10 Megapixels. Greater resolution will also allow you to crop pics a little more aggressively. The fresher K-3 II is going to have a benefit with regard to sensor technology.