How good is the camera on the DJI Phantom 4 RTK?

The DJI Phantom 4 RTK has a 1-inch, 20-megapixel CMOS sensor. It has a mechanical shutter which enables the drone to take pictures while moving without the risk of rolling shutter blur.

The high-resolution camera enables the drone to achieve a ground sample distance (GSD) of 2.74 cm at 100 meters of flight altitude.