Sony A9 vs Sony A6100

Its time to look a little more in depth at the Sony A9 and Sony A6100, one being a Pro Mirrorless and the other is a Advanced Mirrorless and both are sold by Sony. The resolution of the A9 (24MP) and the A6100 (24MP) is fairly close but the A9 (Full frame) and A6100 (APS-C) provide totally different sensor size.

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The A9 was revealed 3 years before the A6100 and that is a fairly big gap as far as camera tech is concerned. Both cameras feature different body design with the Sony A9 being a SLR-style mirrorless camera and the Sony A6100 being a Rangefinder-style mirrorless camera.

Before going into a complete comparison, here is a concise introduction of how the A9 matches up versus the A6100 in relation to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Sony Alpha A9 and Sony Alpha a6100. The full galleries are provided at Sony A9 Gallery and Sony A6100 Gallery.

For anybody who is aiming to lug around your camera, you're going to have to factor its weight and measurements. The Sony A9 features exterior dimensions 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 A6100 has proportions of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") with a weight of 396 grams (0.87 lbs).

Analyze the Sony A9 and Sony A6100 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing during that time. Here is a front view size comparison of the A9 versus the A6100.

Using size and weight, the portability rating of the A9 and A6100 is 65 and 81 respectively.

Generally, it can be difficult to envision the gap in sensor measurements just by looking through specifications. The photograph below will give you a greater sense of the sensor dimensions in the A9 and A6100.

Plainly, the two cameras come with the identical resolution but not the same sensor measurements. The A9 provides the larger sensor which will make obtaining shallow DOF simpler. The older A9 will be disadvantaged in sensor tech.