Are the P3 Prof propellers compatible with P4?
How about the camera lens filter?

Props - No
Filters - Yes

Hi, both accessories are not compatible, the props for Phantom 4 is quick release props 9450S. The size of lens of Phantom 4 is bigger than the Phantom 3.

DJI-Amy Posted at 2016-3-1 23:04
Hi, both accessories are not compatible, the props for Phantom 4 is quick release props 9450S. The s ...

I thought ken said it would work with phantom 3 DJI nd filter, who is wrong?

mrGREEK360 Posted at 2016-3-2 12:50
I thought ken said it would work with phantom 3 DJI nd filter, who is wrong?

It's not compatible, since the lens size of the Phantom 4 is bigger than the Phantom 3.

And what about the controller for DJI Phantom 3 Professional and DJI Phantom 4. Are the same?