KK vs JJ equity
Preflop, KK beats JJ with exact equity 81.54% vs 18.46%: KK wins 81.32%, JJ wins 18.25%, ties 0.44%. Computed by exhaustively enumerating all 10,273,824 deals.
| KK Win | 81.32% |
|---|---|
| JJ Win | 18.25% |
| Tie | 0.44% |
| KK Equity (win + tie/2) | 81.54% |
| JJ Equity (win + tie/2) | 18.46% |
| Boards enumerated | 10,273,824 |
| Suit combinations | 6 |
| Losing frequency | KK loses 1 in 5.5 |
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, KK or JJ?
KK is ahead: KK has 81.54% equity vs 18.46% (exact enumeration).
How often do KK vs JJ tie?
Ties occur 0.44% of the time (44,856 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, “KK vs JJ equity”, pailiku.com/matchups/kk-vs-jj (2026).