Guest Post by DJI A recently posted YouTube video (embedded below) running a new Yuneec Typhoon H through its collision-avoidance paces shows some interesting differences from DJI’s Phantom 4. The video -- most likely shot by a DJI fan or employee -- isn’t the prettiest. But it does highlight why Shenzhen-based DJI has won the first round in the obstacle-avoidance battl … [Read more...] about Phantom 4 v/s Typhoon H: Optical vs Ultrasonic in UAV Collision Avoidance