JTs vs 99 equity
Preflop, JTs beats 99 with exact equity 48.77% vs 51.23%: JTs wins 48.56%, 99 wins 51.02%, ties 0.42%. Computed by exhaustively enumerating all 10,273,824 deals.
| JTs Win | 48.56% |
|---|---|
| 99 Win | 51.02% |
| Tie | 0.42% |
| JTs Equity (win + tie/2) | 48.77% |
| 99 Equity (win + tie/2) | 51.23% |
| Boards enumerated | 10,273,824 |
| Suit combinations | 6 |
| Losing frequency | JTs loses 1 in 2.0 |
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, JTs or 99?
99 is ahead: JTs has 48.77% equity vs 51.23% (exact enumeration).
How often do JTs vs 99 tie?
Ties occur 0.42% of the time (43,086 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, “JTs vs 99 equity”, pailiku.com/matchups/jts-vs-99 (2026).