Sony S2100 vs Sony A55

Below is a in-depth analysis of the Sony S2100 versus Sony A55, one being a Small Sensor Compact and the latter is a Entry-Level DSLR and they are both created by Sony. There exists a crucial gap among the sensor resolutions of the S2100 (12MP) and A55 (16MP) and the S2100 (1/2.3") and A55 (APS-C) come with totally different sensor dimensions.

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The S2100 was manufactured 7 months before the A55 so they are both of a similar generation. Each of these cameras offer different body type with the Sony S2100 being a Compact camera and the Sony A55 being a Compact SLR camera.

Before getting in to a complete comparison, below is a brief overview of how the S2100 scores against the A55 in regards to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Sony Cyber-shot DSC-S2100 and Sony SLT-A55. The entire galleries are provided at Sony S2100 Gallery and Sony A55 Gallery.

In case you're aiming to lug around your camera regularly, you will need to consider its weight and size. The Sony S2100 features physical dimensions of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") having a weight of 167 grams (0.37 lbs) whilst the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).

Look at the Sony S2100 versus Sony A55 in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen during that time. Underneath is the front view size comparison of the S2100 against the A55.

Taking into account dimensions and weight, the portability score of the S2100 and A55 is 93 and 67 respectively.

Quite often, it can be tough to envision the contrast in sensor measurements merely by looking through specs. The visual here might offer you a more clear sense of the sensor dimensions in the S2100 and A55.

All in all, both cameras enjoy different resolutions and different sensor measurements. The S2100 due to its smaller sensor will make achieving shallower depth of field tougher and the Sony A55 will result in more detail due to its extra 4 Megapixels. Higher resolution will also help you crop photographs far more aggressively. The older S2100 will be behind with regard to sensor tech.