Panasonic GX9 vs Sony A7R IV

Here is a extended analysis of the Panasonic GX9 and Sony A7R IV, former being a Advanced Mirrorless while the other is a Pro Mirrorless by competitors Panasonic and Sony. There exists a noticeable gap between the resolutions of the GX9 (20MP) and A7R IV (61MP) and the GX9 (Four Thirds) and A7R IV (Full frame) possess totally different sensor sizes.

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The GX9 was released 17 months prior to the A7R IV making the cameras a generation apart from one another. Both cameras offer different body type with the Panasonic GX9 being a Rangefinder-style mirrorless camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before going straight into a in depth comparison, below is a quick introduction of how the GX9 matches up versus the A7R IV in relation to portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Panasonic Lumix DC-GX9 & Sony Alpha A7R IV. The complete galleries are viewable at Panasonic GX9 Gallery & Sony A7R IV Gallery.

For those who are looking to carry your camera regularly, you have to consider its weight and proportions. The Panasonic GX9 has got outer dimensions of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") having a weight of 407 grams (0.90 lbs) whilst the Sony A7R IV has measurements of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") accompanied by a weight of 665 grams (1.47 lbs).

Examine the Panasonic GX9 and Sony A7R IV in our newest Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will change dependant on the lens you are utilizing at that time. Below is the front view over all size comparison of the GX9 versus the A7R IV.

Taking into account dimensions and weight, the portability grade of the GX9 and A7R IV is 82 and 62 respectively.

Quite often, it can be hard to visualise the gap between sensor sizing only by looking at a spec sheet. The photograph below should provide you a far better sense of the sensor sizes in the GX9 and A7R IV.

Clearly, each of these cameras offer different megapixel count and different sensor sizing. The GX9 due to its tinier sensor will make achieving shallow depth of field harder and the Sony A7R IV will give more detail as a result of its extra 41MP. Greater resolution will let you crop pics a little more aggressively. The older GX9 is going to be behind with regard to sensor innovation.