Oasis of the Seas receives high praise for its impressive ship design, abundance of activities, and generally excellent service. Many guests highlight the friendliness and attentiveness of the crew, the variety of entertainment options, and the ship's suitability for families. However, some reviews note issues with overcrowding, long lines, and a decline in food quality in main dining areas, with better experiences in specialty restaurants. Pricing and extra charges are a common concern, as is the need for better organization during peak times. Overall, the ship delivers a memorable cruise experience, especially for families and those seeking a lively atmosphere, but may not suit those looking for a quieter or more intimate cruise.