The San Antonio Spurs and Oklahoma City Thunder lead the 2027 NBA championship market at 20.5% and 19.5% implied probability, respectively, reflecting their status as the league’s clearest title contenders entering the 2026-27 season. Both teams feature elite young cores—Victor Wembanyama, Stephon Castle, and Dylan Harper for San Antonio after a 62-win Finals run, and Shai Gilgeous-Alexander plus supporting depth for the Thunder following a 64-win campaign—that position them for sustained contention. The New York Knicks sit third at 12.5% as defending 2026 champions, though roster adjustments and Eastern Conference depth create more uncertainty. Philadelphia at 11.1% and a cluster of teams from 5% downward highlight broad parity, with recent drafts adding talent primarily to rebuilding squads rather than altering the top tier immediately.