The sensor and the megapixels seem to be the same but I see there's a difference in lenses.
The P4 lens has a wider angle and the Mavic lens is a bit faster...
Mavic - FOV 78.8° 28 mm (35 mm format equivalent) f/2.
P4 - FOV 94° 20 mm (35 mm format equivalent) f/2.8
The P4 lens has a wider angle and the Mavic lens is a bit faster...
Mavic - FOV 78.8° 28 mm (35 mm format equivalent) f/2.
P4 - FOV 94° 20 mm (35 mm format equivalent) f/2.8