The DJI Matrice 4D Series has the following main differences compared to the Matrice 4 Series:

1. Supports IP55 protection rating.

2. Maximum flight time of 54 minutes.

3. Supports greater payload capacity.

4. Supports airborne relay, where one drone can fly high as a relay, addressing signal issues in mountainous terrains.

5. Arms of Matrice 4D Series drones are not foldable.