As an side, there's an interesting aspect to the respective capabilities of both platforms in this Flight Global report from 2010, with Boeing criticizing the 'envelope protection system' of the A330 compared to the 'complete, full access to the aircraft envelope' of its KC-46A. I'm guessing the crew and passengers of ZZ333 were very happy for the protection system in February 2014...
https://www.flightglobal.com/news/ar...ensive-345235/