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AJs vs 66 equity

Preflop, AJs beats 66 with exact equity 48.43% vs 51.57%: AJs wins 48.22%, 66 wins 51.36%, ties 0.42%. Computed by exhaustively enumerating all 10,273,824 deals.

AJs Win48.22%
66 Win51.36%
Tie0.42%
AJs Equity (win + tie/2)48.43%
66 Equity (win + tie/2)51.57%
Boards enumerated10,273,824
Suit combinations6
Losing frequencyAJs loses 1 in 1.9

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, AJs or 66?

66 is ahead: AJs has 48.43% equity vs 51.57% (exact enumeration).

How often do AJs vs 66 tie?

Ties occur 0.42% of the time (42,807 of 10,273,824 outcomes).

Are these numbers simulated?

No. All 10,273,824 board combinations are exhaustively enumerated — mathematically exact and reproducible.

Figures from app/data/matchup-matrix (exhaustive engine scripts/gen-matchup-matrix.mjs, cross-validated against lib/poker-equity.ts)

Cite this page: Pailiku, “AJs vs 66 equity”, pailiku.com/matchups/ajs-vs-66 (2026).