The Naka Island, a Luxury Collection Resort & Spa is the only hotel on Naka Yai Island, a small island off Phuket's east coast reached by a roughly 30-minute drive to Ao Por Grand Marina followed by a five-minute private speedboat transfer -- a genuinely different access model from every other Bonvoy property on the main island. That isolation is the point: it's rated 4 of 5 across more than 2,100 TripAdvisor reviews, with guests consistently describing highly personalized, attentive service (staff learning and using guest names), immaculate housekeeping, spacious and stylish villas and rooms, and a spa built on the site of a former Six Senses property that reviewers call among the best in the country. Daily complimentary homemade ice cream, mangrove kayaking, and a Naka Kids Club round out the experience. The clear trade-off is logistics and cost: reaching the resort requires the marina transfer and speedboat rather than a direct taxi, off-property dining options are essentially nonexistent given the island's seclusion, and as a top-tier Luxury Collection property it commands a premium price point. For travelers prioritizing privacy and a genuine 'private island' feel within reach of Phuket, it's one of the most distinctive properties in this directory.