Panasonic GH3 vs Sony RX100 IV

Here is a comprehensive review of the Panasonic GH3 and Sony RX100 IV, former being a Advanced Mirrorless while the other is a Large Sensor Compact by rivals Panasonic and Sony. The image resolution of the GH3 (16MP) and the RX100 IV (20MP) is fairly close but the GH3 (Four Thirds) and RX100 IV (1") boast different sensor sizing.

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The GH3 was announced 3 years earlier than the RX100 IV and that is a fairly serious difference as far as camera tech is concerned. The two cameras have different body design with the Panasonic GH3 being a SLR-style mirrorless camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before delving straight to a complete comparison, here is a quick synopsis of how the GH3 scores vs the RX100 IV in terms of portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Panasonic Lumix DMC-GH3 & Sony Cyber-shot DSC-RX100 IV. The whole galleries are provided at Panasonic GH3 Gallery & Sony RX100 IV Gallery.

For those who are intending to carry your camera regularly, you are going to need to factor in its weight and measurements. The Panasonic GH3 comes with outside dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") and a weight of 550 grams (1.21 lbs) whilst the Sony RX100 IV has proportions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 298 grams (0.66 lbs).

Look at the Panasonic GH3 and Sony RX100 IV in our completely new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will differ based on the lens you choose at that time. Following is a front view over all size comparison of the GH3 against the RX100 IV.

Factoring in size and weight, the portability score of the GH3 and RX100 IV is 66 and 89 respectively.

Generally, it can be difficult to visualize the difference in sensor sizing simply by researching technical specs. The graphic here will provide you a much better sense of the sensor sizes in the GH3 and RX100 IV.

As you can tell, both the cameras provide different megapixel count and different sensor sizing. The GH3 with its larger sensor is going to make shooting shallower DOF simpler and the Sony RX100 IV will provide you with extra detail with its extra 4MP. Greater resolution can also let you crop images more aggressively. The older GH3 will be behind when it comes to sensor innovation.