There are a number of difference between the E class ships. The Edge and Apex are almost identical while the Beyond and Ascent had a number of changes from the Edge & Apex. Location of the cabanas is 1, also a much larger and improved Sunset Bar, a World Class Bar, LeVoyage specialty restaurant, larger Martini Bar, Retreat Sun Deck is 2 levels, Luminae is in a difference location and other changes.