Olympus VG-120 vs Pentax K-7

Its time to look much closer at the Olympus VG-120 and Pentax K-7, one is a Ultracompact and the other is a Advanced DSLR by rivals Olympus and Pentax. The image resolution of the VG-120 (14MP) and the K-7 (15MP) is very well matched but the VG-120 (1/2.3") and K-7 (APS-C) boast totally different sensor dimensions.

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The VG-120 was announced 16 months after the K-7 making them a generation away from each other. Each of these cameras have different body design with the Olympus VG-120 being a Ultracompact camera and the Pentax K-7 being a Mid-size SLR camera.

Before we go right into a step-by-step comparison, here is a quick introduction of how the VG-120 matches up versus the K-7 in terms of portability, imaging, features and an overall score.

This is a sample of the gallery pics for Olympus VG-120 and Pentax K-7. The whole galleries are available at Olympus VG-120 Gallery and Pentax K-7 Gallery.

When you are going to carry around your camera regularly, you're going to have to factor in its weight and dimensions. The Olympus VG-120 has got outer dimensions of 96mm x 57mm x 19mm (3.8" x 2.2" x 0.7") having a weight of 120 grams (0.26 lbs) and the Pentax K-7 has dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 750 grams (1.65 lbs).

Compare the Olympus VG-120 and Pentax K-7 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at that time. The following is a front view measurement comparison of the VG-120 compared to the K-7.

Factoring in size and weight, the portability score of the VG-120 and K-7 is 96 and 60 respectively.

Usually, its hard to envision the difference between sensor sizes merely by reading through technical specs. The pic below should offer you a more clear sense of the sensor sizes in the VG-120 and K-7.

As you have seen, each of these cameras provide different resolutions and different sensor sizes. The VG-120 having a tinier sensor will make shooting shallower depth of field more challenging and the Pentax K-7 will resolve greater detail with its extra 1 Megapixels. Greater resolution will also enable you to crop photos more aggressively. The fresher VG-120 is going to have an advantage with regard to sensor technology.