Pentax K100D vs Sony NEX-7

Following is a complete review of the Pentax K100D vs Sony NEX-7, one is a Entry-Level DSLR and the other is a Advanced Mirrorless by manufacturers Pentax and Sony. There exists a significant gap between the sensor resolutions of the K100D (6MP) and NEX-7 (24MP) but both cameras offer the identical sensor sizes (APS-C).

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The K100D was manufactured 6 years prior to the NEX-7 which is quite a sizable gap as far as technology is concerned. Both of these cameras feature different body design with the Pentax K100D being a Compact SLR camera and the Sony NEX-7 being a Rangefinder-style mirrorless camera.

Before we go into a complete comparison, here is a concise highlight of how the K100D grades against the NEX-7 with regard to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Pentax K100D and Sony Alpha NEX-7. The entire galleries are provided at Pentax K100D Gallery and Sony NEX-7 Gallery.

For anyone who is aiming to carry around your camera frequently, you should consider its weight and volume. The Pentax K100D enjoys external measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") accompanied by a weight of 660 grams (1.46 lbs) and the Sony NEX-7 has sizing of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") with a weight of 400 grams (0.88 lbs).

Compare the Pentax K100D vs Sony NEX-7 in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at the time. Underneath is a front view physical size comparison of the K100D versus the NEX-7.

Taking into consideration dimensions and weight, the portability score of the K100D and NEX-7 is 64 and 84 respectively.

Quite often, it's hard to imagine the contrast between sensor sizes merely by reading a spec sheet. The pic underneath will provide you a better sense of the sensor measurements in the K100D and NEX-7.

As you can see, the two cameras come with the identical sensor size but different resolution. You should expect to see the Sony NEX-7 to deliver extra detail due to its extra 18MP. Greater resolution will also help you crop images a good deal more aggressively. The more aged K100D is going to be behind when it comes to sensor tech.