Sony A390 vs Sony T90

Here is a extended assessment of the Sony A390 vs Sony T90, one being a Entry-Level DSLR and the latter is a Ultracompact and they are both designed by Sony. The image resolution of the A390 (14MP) and the T90 (12MP) is relatively close but the A390 (APS-C) and T90 (1/2.3") posses totally different sensor sizing.

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The A390 was revealed 18 months later than the T90 which makes them a generation apart from each other. Each of these cameras feature different body design with the Sony A390 being a Compact SLR camera and the Sony T90 being a Ultracompact camera.

Before getting right into a in-depth comparison, here is a quick summation of how the A390 grades versus the T90 in terms of portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Sony Alpha DSLR-A390 and Sony Cyber-shot DSC-T90. The full galleries are viewable at Sony A390 Gallery and Sony T90 Gallery.

If you're intending to carry your camera, you're going to have to think about its weight and volume. The Sony A390 has external dimensions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") with a weight of 549 grams (1.21 lbs) while the Sony T90 has sizing of 94mm x 57mm x 15mm (3.7" x 2.2" x 0.6") with a weight of 148 grams (0.33 lbs).

See the Sony A390 vs Sony T90 in the all new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached during that time. Underneath is a front view proportions comparison of the A390 compared to the T90.

Factoring in size and weight, the portability score of the A390 and T90 is 66 and 96 respectively.

In many cases, it is very tough to visualise the difference in sensor sizing just by researching a spec sheet. The photograph below will help provide you a clearer sense of the sensor sizes in the A390 and T90.

As you can see, both cameras come with different megapixel count and different sensor sizing. The A390 using its bigger sensor will make getting bokeh simpler and the Sony A390 will render more detail because of its extra 2 Megapixels. Higher resolution can also allow you to crop pictures a good deal more aggressively. The younger A390 will have an advantage with regard to sensor tech.