Nikon S100 vs Sony A100

Below, we will be comparing the Nikon S100 and Sony A100, one being a Small Sensor Compact and the latter is a Entry-Level DSLR by brands Nikon and Sony. There is a huge difference between the sensor resolutions of the S100 (16MP) and A100 (10MP) and the S100 (1/2.3") and A100 (APS-C) possess different sensor sizing.

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The S100 was brought out 5 years later than the A100 and that is quite a significant gap as far as tech is concerned. Both the cameras come with different body type with the Nikon S100 being a Compact camera and the Sony A100 being a Compact SLR camera.

Before diving through a comprehensive comparison, below is a simple summation of how the S100 grades against the A100 when it comes to portability, imaging, features and an overall grade.

Here is a preview of the gallery images for Nikon Coolpix S100 and Sony Alpha DSLR-A100. The entire galleries are available at Nikon S100 Gallery and Sony A100 Gallery.

For those who are planning to lug around your camera, you are going to need to consider its weight and proportions. The Nikon S100 comes with outer measurements of 99mm x 65mm x 18mm (3.9" x 2.6" x 0.7") accompanied by a weight of 175 grams (0.39 lbs) and the Sony A100 has measurements of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") along with a weight of 638 grams (1.41 lbs).

Compare the Nikon S100 and Sony A100 in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you use at that moment. Following is the front view scale comparison of the S100 against the A100.

Looking at size and weight, the portability score of the S100 and A100 is 94 and 64 respectively.

Usually, its difficult to visualize the gap between sensor measurements purely by reviewing technical specs. The graphic underneath will help provide you a greater sense of the sensor sizing in the S100 and A100.

As you have seen, each of the cameras posses different megapixels and different sensor measurements. The S100 because of its tinier sensor is going to make shooting shallower DOF tougher and the Nikon S100 will offer extra detail having its extra 6MP. Higher resolution can also allow you to crop photographs somewhat more aggressively. The fresher S100 should have an edge in sensor innovation.