Panasonic G100 vs Pentax K-7

Below is a thorough assessment of the Panasonic G100 vs Pentax K-7, one being a Entry-Level Mirrorless and the other is a Advanced DSLR by competitors Panasonic and Pentax. There is a huge difference among the resolutions of the G100 (20MP) and K-7 (15MP) and the G100 (Four Thirds) and K-7 (APS-C) possess totally different sensor dimensions.

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The G100 was brought out 10 years later than the K-7 and that is a fairly significant gap as far as camera tech is concerned. Both the cameras offer different body type with the Panasonic G100 being a SLR-style mirrorless camera and the Pentax K-7 being a Mid-size SLR camera.

Before getting straight into a complete comparison, below is a brief summation of how the G100 matches up vs the K-7 for portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Panasonic Lumix DC-G100 and Pentax K-7. The entire galleries are viewable at Panasonic G100 Gallery and Pentax K-7 Gallery.

If you're going to lug around your camera frequently, you need to factor in its weight and measurements. The Panasonic G100 has external measurements of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") having a weight of 352 grams (0.78 lbs) and the Pentax K-7 has proportions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 750 grams (1.65 lbs).

Contrast the Panasonic G100 vs Pentax K-7 in the latest Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with at the time. Following is the front view overall size comparison of the G100 versus the K-7.

Factoring in size and weight, the portability score of the G100 and K-7 is 81 and 60 respectively.

Generally, it can be hard to visualise the contrast in sensor measurements simply by checking out specs. The visual underneath might provide you a clearer sense of the sensor measurements in the G100 and K-7.

All in all, both of these cameras enjoy different megapixels and different sensor measurements. The G100 because of its smaller sensor will make getting shallow DOF trickier and the Panasonic G100 will show more detail having its extra 5MP. Greater resolution will enable you to crop photos far more aggressively. The more recent G100 is going to have an advantage when it comes to sensor technology.