Sony A390 vs Sony TX7

Lets take a deeper look at the Sony A390 versus Sony TX7, one is a Entry-Level DSLR and the latter is a Ultracompact and both of them are created by Sony. There exists a big gap among the resolutions of the A390 (14MP) and TX7 (10MP) and the A390 (APS-C) and TX7 (1/2.4") enjoy different sensor sizes.

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The A390 was brought out 7 months after the TX7 so they are of a similar generation. Both the cameras come with different body type with the Sony A390 being a Compact SLR camera and the Sony TX7 being a Ultracompact camera.

Before going in to a step-by-step comparison, below is a quick summation of how the A390 grades versus the TX7 for portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Sony Alpha DSLR-A390 and Sony Cyber-shot DSC-TX7. The entire galleries are available at Sony A390 Gallery and Sony TX7 Gallery.

For anyone who is going to travel with your camera often, you will need to take into account its weight and dimensions. The Sony A390 features external measurements of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") having a weight of 549 grams (1.21 lbs) whilst the Sony TX7 has dimensions of 98mm x 60mm x 18mm (3.9" x 2.4" x 0.7") having a weight of 149 grams (0.33 lbs).

See the Sony A390 versus Sony TX7 in the all new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that moment. Following is the front view sizing comparison of the A390 and the TX7.

Considering dimensions and weight, the portability rating of the A390 and TX7 is 66 and 95 respectively.

More often than not, its hard to imagine the contrast in sensor dimensions simply by seeing technical specs. The pic underneath may provide you a more clear sense of the sensor measurements in the A390 and TX7.

As you can tell, both cameras posses different resolutions and different sensor dimensions. The A390 due to its bigger sensor is going to make achieving shallow depth of field less difficult and the Sony A390 will show greater detail having its extra 4MP. Higher resolution will also let you crop shots somewhat more aggressively. The younger A390 should have an edge with regard to sensor technology.