Samsung ST30 vs Sony A55

Let's examine more closely at the Samsung ST30 vs Sony A55, one is a Ultracompact and the other is a Entry-Level DSLR by manufacturers Samsung and Sony. There is a big difference between the sensor resolutions of the ST30 (10MP) and A55 (16MP) and the ST30 (1/3") and A55 (APS-C) possess different sensor sizing.

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The ST30 was brought out 5 months after the A55 so they are of a similar generation. Both cameras come with different body type with the Samsung ST30 being a Ultracompact camera and the Sony A55 being a Compact SLR camera.

Before we go straight into a thorough comparison, below is a quick summation of how the ST30 matches up versus the A55 when considering portability, imaging, features and an overall mark.

The following is a sample of the gallery pictures for Samsung ST30 and Sony SLT-A55. The entire galleries are viewable at Samsung ST30 Gallery and Sony A55 Gallery.

For those who are looking to travel with your camera, you have to factor its weight and size. The Samsung ST30 has outer measurements of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") having a weight of 87 grams (0.19 lbs) while the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

See the Samsung ST30 vs Sony A55 in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you select at that moment. Underneath is the front view size comparison of the ST30 versus the A55.

Taking into consideration size and weight, the portability score of the ST30 and A55 is 98 and 67 respectively.

Often, it is hard to picture the difference between sensor dimensions just by reviewing specs. The image underneath may provide you a clearer sense of the sensor measurements in the ST30 and A55.

All in all, both of those cameras have got different megapixels and different sensor dimensions. The ST30 featuring a tinier sensor is going to make getting shallow depth of field more challenging and the Sony A55 will offer you greater detail having its extra 6MP. Greater resolution will also enable you to crop photos much more aggressively.