AA vs KK equity
Preflop, AA beats KK with exact equity 81.95% vs 18.05%: AA wins 81.71%, KK wins 17.82%, ties 0.46%. Computed by exhaustively enumerating all 10,273,824 deals.
| AA Win | 81.71% |
|---|---|
| KK Win | 17.82% |
| Tie | 0.46% |
| AA Equity (win + tie/2) | 81.95% |
| KK Equity (win + tie/2) | 18.05% |
| Boards enumerated | 10,273,824 |
| Suit combinations | 6 |
| Losing frequency | AA loses 1 in 5.6 |
Note: class-average values. Specific suit combinations (e.g. shared suits) shift the numbers by a few tenths of a percent.
FAQ
Who wins more often, AA or KK?
AA is ahead: AA has 81.95% equity vs 18.05% (exact enumeration).
How often do AA vs KK tie?
Ties occur 0.46% of the time (47,538 of 10,273,824 outcomes).
Are these numbers simulated?
No. All 10,273,824 board combinations are exhaustively enumerated — mathematically exact and reproducible.
Related
Figures from app/data/matchup-matrix (exhaustive engine scripts/gen-matchup-matrix.mjs, cross-validated against lib/poker-equity.ts)
Cite this page: Pailiku, “AA vs KK equity”, pailiku.com/matchups/aa-vs-kk (2026).