ATs vs JJ equity
Preflop, ATs beats JJ with exact equity 32.17% vs 67.83%: ATs wins 31.98%, JJ wins 67.63%, ties 0.40%. Computed by exhaustively enumerating all 10,273,824 deals.
| ATs Win | 31.98% |
|---|---|
| JJ Win | 67.63% |
| Tie | 0.40% |
| ATs Equity (win + tie/2) | 32.17% |
| JJ Equity (win + tie/2) | 67.83% |
| Boards enumerated | 10,273,824 |
| Suit combinations | 6 |
| Losing frequency | ATs loses 1 in 1.5 |
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, ATs or JJ?
JJ is ahead: ATs has 32.17% equity vs 67.83% (exact enumeration).
How often do ATs vs JJ tie?
Ties occur 0.40% of the time (40,707 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, “ATs vs JJ equity”, pailiku.com/matchups/ats-vs-jj (2026).