Originally Posted by
Petit-Lion
My take-away is: 9 times more power to hover than to cruise. A conventional helicopter is close to 1:1. It starts to worsen with tiltrotors. Then there are those oversized multicopter drones. Did Lilium chose the worst way to hover?
You are looking at it the wrong way - It has fixed wings , which is makes it much more efficient in the cruise than a helicopter. So, its not that it is inefficient hovering, it is instead more efficient in forward flight.