Samsung ST30 vs Sony A550

The following is a in-depth overview of the Samsung ST30 and Sony A550, one is a Ultracompact and the other is a Entry-Level DSLR by brands Samsung and Sony. There is a huge difference among the resolutions of the ST30 (10MP) and A550 (14MP) and the ST30 (1/3") and A550 (APS-C) use totally different sensor size.

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The ST30 was revealed 14 months after the A550 making the cameras a generation away from each other. Both of these cameras come with different body type with the Samsung ST30 being a Ultracompact camera and the Sony A550 being a Compact SLR camera.

Before getting straight into a in-depth comparison, below is a short summation of how the ST30 grades against the A550 when it comes to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Samsung ST30 and Sony Alpha DSLR-A550. The full galleries are provided at Samsung ST30 Gallery and Sony A550 Gallery.

If you are intending to travel with your camera often, you have to factor in its weight and dimensions. The Samsung ST30 enjoys outside measurements of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") along with a weight of 87 grams (0.19 lbs) and the Sony A550 has dimensions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

Analyze the Samsung ST30 and Sony A550 in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you are employing at that moment. Following is the front view dimensions comparison of the ST30 against the A550.

Considering size and weight, the portability grade of the ST30 and A550 is 98 and 63 respectively.

Oftentimes, it can be hard to envision the gap in sensor dimensions just by looking through a spec sheet. The pic underneath may provide you a much better sense of the sensor sizing in the ST30 and A550.

Clearly, the two cameras posses different megapixel count and different sensor dimensions. The ST30 having a smaller sensor will make getting shallower DOF harder and the Sony A550 will render greater detail because of its extra 4MP. Greater resolution can also allow you to crop photos somewhat more aggressively. The more modern ST30 is going to have a benefit in sensor innovation.