Pentax K-3 vs Sony A100

Here, we are matching up the Pentax K-3 and Sony A100, one being a Advanced DSLR and the other is a Entry-Level DSLR by rivals Pentax and Sony. There exists a sizeable gap among the image resolutions of the K-3 (24MP) and A100 (10MP) but both cameras posses the identical sensor dimensions (APS-C).

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The K-3 was unveiled 7 years later than the A100 and that is a fairly large gap as far as camera technology is concerned. Both of the cameras feature different body design with the Pentax K-3 being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before getting right into a thorough comparison, here is a brief summation of how the K-3 matches up versus the A100 with respect to portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Pentax K-3 and Sony Alpha DSLR-A100. The full galleries are provided at Pentax K-3 Gallery and Sony A100 Gallery.

If you are looking to carry your camera, you will need to factor in its weight and dimensions. The Pentax K-3 comes with exterior measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs) while the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") having a weight of 638 grams (1.41 lbs).

Contrast the Pentax K-3 and Sony A100 in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilising during that time. Below is a front view scale comparison of the K-3 vs the A100.

Considering dimensions and weight, the portability grade of the K-3 and A100 is 59 and 64 respectively.

Normally, it can be hard to imagine the gap in sensor sizing just by seeing specifications. The visual underneath may offer you a much better sense of the sensor measurements in the K-3 and A100.

Plainly, each of these cameras come with the identical sensor size but different resolution. You should expect to see the Pentax K-3 to provide extra detail having an extra 14MP. Greater resolution will also allow you to crop pics a good deal more aggressively. The younger K-3 should have an advantage when it comes to sensor technology.