Nikon D90 vs Sony A99

In this write-up, we are comparing the Nikon D90 versus Sony A99, both Advanced DSLR digital cameras by rivals Nikon and Sony. There is a significant difference between the resolutions of the D90 (12MP) and A99 (24MP) and the D90 (APS-C) and A99 (Full frame) come with totally different sensor size.

Samsung Releases Faster Versions of EVO MicroSD Cards

The D90 was manufactured 5 years earlier than the A99 which is quite a sizable gap as far as tech is concerned. Both of the cameras offer the identical body type (Mid-size SLR).

Before going through a comprehensive comparison, below is a short summary of how the D90 scores versus the A99 in terms of portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Nikon D90 and Sony SLT-A99. The entire galleries are provided at Nikon D90 Gallery and Sony A99 Gallery.

When you are planning to carry around your camera often, you are going to need to consider its weight and size. The Nikon D90 enjoys outer dimensions of 132mm x 103mm x 77mm (5.2" x 4.1" x 3.0") accompanied by a weight of 703 grams (1.55 lbs) and the Sony A99 has specifications of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).

See the Nikon D90 versus Sony A99 in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen during that time. Below is the front view size comparison of the D90 compared to the A99.

Taking into consideration size and weight, the portability rating of the D90 and A99 is 60 and 57 respectively.

Oftentimes, its tough to envision the difference between sensor sizes merely by reading technical specs. The pic underneath will help offer you a much better sense of the sensor sizes in the D90 and A99.

As you have seen, both cameras offer different megapixels and different sensor sizes. The D90 because of its tinier sensor will make achieving shallower DOF harder and the Sony A99 will offer more detail due to its extra 12 Megapixels. Greater resolution will also allow you to crop images a little more aggressively. The more aged D90 is going to be disadvantaged when it comes to sensor technology.