Sony A7R II vs YI M1

In this write-up, we will be evaluating the Sony A7R II vs YI M1, one is a Pro Mirrorless and the latter is a Entry-Level Mirrorless by rivals Sony and YI. There exists a sizeable gap between the resolutions of the A7R II (42MP) and M1 (20MP) and the A7R II (Full frame) and M1 (Four Thirds) use totally different sensor sizing.

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The A7R II was introduced 15 months earlier than the M1 which makes the cameras a generation away from one another. The two cameras offer different body type with the Sony A7R II being a SLR-style mirrorless camera and the YI M1 being a Rangefinder-style mirrorless camera.

Before we go through a thorough comparison, below is a concise summation of how the A7R II grades versus the M1 when considering portability, imaging, features and an overall score.

Below is a preview of the gallery images for Sony Alpha A7R II and YI M1. The whole galleries are available at Sony A7R II Gallery and YI M1 Gallery.

If you are going to carry around your camera, you will need to take into account its weight and volume. The Sony A7R II offers physical dimensions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") accompanied by a weight of 625 grams (1.38 lbs) and the YI M1 has sizing of 114mm x 64mm x 34mm (4.5" x 2.5" x 1.3") and a weight of 350 grams (0.77 lbs).

Check the Sony A7R II vs YI M1 in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you select at the time. Here is the front view overall size comparison of the A7R II versus the M1.

Using dimensions and weight, the portability score of the A7R II and M1 is 68 and 87 respectively.

More often than not, it can be difficult to visualise the contrast between sensor sizes only by going over a spec sheet. The image underneath might offer you a clearer sense of the sensor sizes in the A7R II and M1.

Clearly, the two cameras offer different resolutions and different sensor sizes. The A7R II with its bigger sensor will make shooting shallow depth of field simpler and the Sony A7R II will deliver extra detail using its extra 22 Megapixels. Higher resolution will also allow you to crop photographs a little more aggressively. The more aged A7R II is going to be disadvantaged when it comes to sensor tech.