Sony TX1 vs Sony A55

Lets look much closer at the Sony TX1 and Sony A55, former being a Ultracompact while the latter is a Entry-Level DSLR and both of them are manufactured by Sony. There exists a sizable gap among the sensor resolutions of the TX1 (10MP) and A55 (16MP) and the TX1 (1/2.4") and A55 (APS-C) come with totally different sensor size.

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The TX1 was manufactured 12 months before the A55 and they are both of a similar age. The two cameras come with different body type with the Sony TX1 being a Ultracompact camera and the Sony A55 being a Compact SLR camera.

Before getting straight into a thorough comparison, below is a brief summary of how the TX1 matches up versus the A55 in regards to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Sony Cyber-shot DSC-TX1 & Sony SLT-A55. The entire galleries are viewable at Sony TX1 Gallery & Sony A55 Gallery.

For those who are planning to carry your camera often, you have to factor its weight and measurements. The Sony TX1 has got external dimensions of 94mm x 58mm x 17mm (3.7" x 2.3" x 0.7") with a weight of 142 grams (0.31 lbs) and the Sony A55 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 500 grams (1.10 lbs).

See the Sony TX1 and Sony A55 in our completely new Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change depending on the lens you have attached at that time. Following is the front view dimension comparison of the TX1 compared to the A55.

Factoring in dimensions and weight, the portability rating of the TX1 and A55 is 96 and 67 respectively.

Sometimes, it is hard to envision the difference in sensor sizing purely by researching technical specs. The visual here will give you a more clear sense of the sensor dimensions in the TX1 and A55.

As you have seen, the two cameras have got different megapixel count and different sensor sizing. The TX1 because of its smaller sensor will make shooting shallower depth of field harder and the Sony A55 will provide you with extra detail due to its extra 6 Megapixels. Higher resolution will make it easier to crop shots much more aggressively. The older TX1 will be disadvantaged in sensor technology.