Sony A9 vs Sony T90

Lets look more closely at the Sony A9 and Sony T90, one is a Pro Mirrorless and the latter is a Ultracompact and both are designed by Sony. There exists a significant gap between the resolutions of the A9 (24MP) and T90 (12MP) and the A9 (Full frame) and T90 (1/2.3") boast different sensor sizing.

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The A9 was released 8 years after the T90 which is quite a sizable gap as far as technology is concerned. Both cameras feature different body design with the Sony A9 being a SLR-style mirrorless camera and the Sony T90 being a Ultracompact camera.

Before we go straight to a more detailed comparison, here is a short summation of how the A9 matches up vs the T90 when it comes to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Sony Alpha A9 and Sony Cyber-shot DSC-T90. The complete galleries are provided at Sony A9 Gallery and Sony T90 Gallery.

If you are planning to carry around your camera frequently, you'll need to factor in its weight and size. The Sony A9 offers outside measurements of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") accompanied by a weight of 673 grams (1.48 lbs) while the Sony T90 has specifications of 94mm x 57mm x 15mm (3.7" x 2.2" x 0.6") accompanied by a weight of 148 grams (0.33 lbs).

See the Sony A9 and Sony T90 in the latest Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at the time. The following is a front view scale comparison of the A9 against the T90.

Factoring in dimensions and weight, the portability grade of the A9 and T90 is 65 and 96 respectively.

Sometimes, it is very tough to visualize the difference between sensor sizes merely by reviewing technical specs. The pic below might offer you a more clear sense of the sensor measurements in the A9 and T90.

As you can tell, both of these cameras feature different megapixels and different sensor sizes. The A9 because of its bigger sensor is going to make getting shallower depth of field easier and the Sony A9 will offer extra detail as a result of its extra 12MP. Higher resolution can also make it easier to crop photographs way more aggressively. The fresher A9 should have a benefit when it comes to sensor innovation.