Sony a5100 vs Sony A99

On this page, we are comparing the Sony a5100 vs Sony A99, one is a Entry-Level Mirrorless and the other is a Advanced DSLR and both of them are produced by Sony. The image resolution of the a5100 (24MP) and the A99 (24MP) is very comparable but the a5100 (APS-C) and A99 (Full frame) provide totally different sensor sizes.

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The a5100 was announced 21 months after the A99 making them a generation away from one another. Both of these cameras have different body design with the Sony a5100 being a Rangefinder-style mirrorless camera and the Sony A99 being a Mid-size SLR camera.

Before going into a in-depth comparison, here is a brief summation of how the a5100 scores against the A99 with respect to portability, imaging, features and an overall mark.

The following is a sample of the gallery pics for Sony Alpha a5100 and Sony SLT-A99. The whole galleries are available at Sony a5100 Gallery and Sony A99 Gallery.

For anyone who is intending to travel with your camera frequently, you have to think about its weight and size. The Sony a5100 has got outer measurements of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") accompanied by a weight of 283 grams (0.62 lbs) while 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 Sony a5100 vs Sony A99 in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing during that time. Underneath is a front view size comparison of the a5100 vs the A99.

Considering dimensions and weight, the portability rating of the a5100 and A99 is 89 and 57 respectively.

Normally, its difficult to see the gap in sensor dimensions just by checking out a spec sheet. The image here will help offer you a better sense of the sensor sizing in the a5100 and A99.

As you can see, both of the cameras have the same megapixels but not the same sensor dimensions. The a5100 offers the smaller sensor which is going to make getting shallower DOF trickier. The fresher a5100 will have an advantage when it comes to sensor technology.