Pentax K-x vs Sony A100

In this article, we are analyzing the Pentax K-x versus Sony A100, both Entry-Level DSLR cameras by companies Pentax and Sony. The image resolution of the K-x (12MP) and the A100 (10MP) is fairly close and they possess the same exact sensor measurements (APS-C).

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The K-x was revealed 3 years after the A100 which is a fairly sizable gap as far as camera tech is concerned. Both cameras offer the identical body type (Compact SLR).

Before going in to a complete comparison, below is a brief introduction of how the K-x matches up versus the A100 in the way of portability, imaging, features and an overall score.

Following is a sample of the gallery pictures for Pentax K-x and Sony Alpha DSLR-A100. The full galleries are available at Pentax K-x Gallery and Sony A100 Gallery.

For those who are aiming to carry around your camera frequently, you will want to think about its weight and volume. The Pentax K-x features external dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) and the Sony A100 has sizing of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") accompanied by a weight of 638 grams (1.41 lbs).

Check out the Pentax K-x versus Sony A100 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you use at the time. The following is the front view sizing comparison of the K-x vs the A100.

Taking into consideration size and weight, the portability score of the K-x and A100 is 69 and 64 respectively.

Generally, it can be tough to see the difference in sensor sizes merely by researching specifications. The picture underneath will provide you a better sense of the sensor sizes in the K-x and A100.

Plainly, each of these cameras offer the same exact sensor sizing but not the same MP. You should anticipate the Pentax K-x to provide you with extra detail because of its extra 2 Megapixels. Greater resolution will let you crop pics a little more aggressively. The more modern K-x will have a benefit when it comes to sensor innovation.