On Oahu, I booked the Moana Surfrider, A Westin Resort & Spa, Waikiki Beach, an SPG Category 6 hotel. I booked the hotel using 75,000 Starpoints for 3 nights. The hotel room was 25,000 points per night.
The hotel room would have cost about $350 per night. I saved $1050 using Starpoints!