Sony a5100 vs Sony RX10 II

Its time to take a more detailed look at the Sony a5100 and Sony RX10 II, one is a Entry-Level Mirrorless and the other is a Large Sensor Superzoom and they are both produced by Sony. The sensor resolution of the a5100 (24MP) and the RX10 II (20MP) is very well matched but the a5100 (APS-C) and RX10 II (1") have totally different sensor measurements.

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The a5100 was released 9 months earlier than the RX10 II which means that they are of a similar generation. Both the cameras feature different body design with the Sony a5100 being a Rangefinder-style mirrorless camera and the Sony RX10 II being a SLR-like (bridge) camera.

Before delving straight to a detailed comparison, here is a quick view of how the a5100 matches up vs the RX10 II in terms of portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Sony Alpha a5100 and Sony Cyber-shot DSC-RX10 II. The complete galleries are available at Sony a5100 Gallery and Sony RX10 II Gallery.

For anyone who is aiming to carry around your camera regularly, you are going to need to think about its weight and dimensions. The Sony a5100 provides outside dimensions of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") along with a weight of 283 grams (0.62 lbs) and the Sony RX10 II has dimensions of 129mm x 88mm x 102mm (5.1" x 3.5" x 4.0") with a weight of 813 grams (1.79 lbs).

Compare the Sony a5100 and Sony RX10 II in the new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you choose at that time. Below is a front view physical size comparison of the a5100 vs the RX10 II.

Looking at size and weight, the portability rating of the a5100 and RX10 II is 89 and 58 respectively.

In many cases, it can be hard to envision the contrast between sensor sizes only by checking a spec sheet. The image here may provide you a more clear sense of the sensor sizes in the a5100 and RX10 II.

As you can see, both of those cameras feature different megapixel count and different sensor sizes. The a5100 featuring a larger sensor will make shooting shallower DOF easier and the Sony a5100 will resolve more detail as a result of its extra 4MP. Greater resolution will also let you crop pics way more aggressively. The more aged a5100 is going to be disadvantaged with regard to sensor tech.