Pentax XG-1 vs Sony A100

Following is a in-depth analysis of the Pentax XG-1 and Sony A100, former is a Small Sensor Superzoom while the latter is a Entry-Level DSLR by competitors Pentax and Sony. There exists a large gap between the resolutions of the XG-1 (16MP) and A100 (10MP) and the XG-1 (1/2.3") and A100 (APS-C) posses totally different sensor dimensions.

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The XG-1 was revealed 8 years after the A100 which is quite a serious difference as far as technology is concerned. Both of these cameras feature different body design with the Pentax XG-1 being a SLR-like (bridge) camera and the Sony A100 being a Compact SLR camera.

Before getting straight to a complete comparison, here is a short summary of how the XG-1 scores against the A100 in relation to portability, imaging, features and an overall score.

The following is a preview of the gallery images for Pentax XG-1 & Sony Alpha DSLR-A100. The full galleries are available at Pentax XG-1 Gallery & Sony A100 Gallery.

If you are intending to carry around your camera often, you'll need to think about its weight and dimensions. The Pentax XG-1 comes with outer dimensions of 119mm x 89mm x 98mm (4.7" x 3.5" x 3.9") along with a weight of 567 grams (1.25 lbs) whilst the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

See the Pentax XG-1 and Sony A100 in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you choose at that time. Underneath is a front view over all size comparison of the XG-1 versus the A100.

Looking at dimensions and weight, the portability grade of the XG-1 and A100 is 66 and 64 respectively.

More often than not, its hard to visualise the gap between sensor sizes simply by reading a spec sheet. The image underneath may give you a more clear sense of the sensor sizes in the XG-1 and A100.

As you can see, each of these cameras feature different megapixel count and different sensor sizes. The XG-1 having a tinier sensor will make getting shallow DOF harder and the Pentax XG-1 will deliver more detail because of its extra 6 Megapixels. Higher resolution will also enable you to crop photographs way more aggressively. The newer XG-1 is going to have an advantage when it comes to sensor tech.