I feel less qualified than others to respond. We sailed in an aft balcony and absolutely loved it. On another cruise we had a starboard balcony next the the corner, only had problems when arriving in port. The captain was fond of using the side thrusters in docking and it shook us on deck 7.
All I ask is a tall ship and a star to steer her by; John Masefield
Carnival: Glory 2004, Destiny 2008, Splendor 2009, Freedom 2011, Valor 2012, Dream 2013
Celebrity: Summit 2011
Princess: Ruby 2010, 2014, Caribbean 2013, Coral 2014, Regal 2014, 2016
Sail Windjammer: Mandalay 2017
Star Clippers: Royal Clipper 2015