It means it is for 2 guests at most and it is located either forward or the forward elevators or aft of the aft elevators.
2 or 4 and a letter ignify up to 2 guests
1, 3 or 5 signify more than 2 guests
1 and 2 signify midship
3, 4 or 5 are forward or aft
There are 2 different types of guaranteed balcony rooms.
There are guaranteed oceanview and guaranteed neighbourhood.
On the consumer site Royal does not distinguish between the 2 and they do not even show you on your invoice as they both just say guaranteed balcony when in fact there are 2 codes XN and XB.
Are you looking at the exact same category, i.e 4D compared to 4D or 2D compared to 2D. They are both oceanview balconies but completely different prices
They ran into difficulties with that doing the Oasis conversion and added cabins and a card room instead. The other OA class ships had the restaurant added when it was being built.
My gty for the July 22 sailing has been assigned (bar code trick) but not officially showing. (It was there to see once check in was completed 45 days out)