--- title: "A7s vs T9s: preflop equity" url: "https://georgelipoker.com/equity/a7s-vs-t9s.md" canonical_url: "https://georgelipoker.com/equity/a7s-vs-t9s" last_updated: "2026-10-23" type: "reference" summary: "Who is ahead, A7s or T9s? A7s leads 55.49% to 44.51% before the flop, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/a7s-vs-33.md", "https://georgelipoker.com/equity/a7s-vs-t8s.md", "https://georgelipoker.com/equity/a9o-vs-t9s.md"] --- # A7s vs T9s: preflop equity Who is ahead, A7s or T9s? A7s leads 55.49% to 44.51% before the flop, counted exactly over every board, with the split by flop type and suit. Averaged over every possible board, A7s is ahead of T9s by 10.98 points of equity, 55.49% to 44.51%. ## A7s against T9s: the numbers **Exact preflop results for A7s against T9s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | A7s | 55.259 | 0.462 | 44.279 | 55.490 | | T9s | 44.279 | 0.462 | 55.259 | 44.510 | Two suited hands meet here: A7s against T9s. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other. A 10.98 point lead is real, and T9s still takes about 443 of every 1,000 deals outright. Ties are 0.46% of the outcomes here; each tied board gives both hands half the pot. Ranked by equity against a random hand, A7s is number 24 of the 169 starting hands and T9s is number 64. **Boards behind the percentages: 27,396,864 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | A7s | 15,139,000 | 127,000 | 12,131,000 | | T9s | 12,131,000 | 127,000 | 15,139,000 | The board total is exact, 16 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages. **A7s against T9s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | A7s | 1.247 | 1.810 | 2.258 | 0.802 | | T9s | 0.802 | 2.258 | 1.810 | 1.247 | The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity. ## Who is ahead on which flops By flop texture, A7s' equity runs from 53.15% on low rainbow flops (nine high or lower) up to 61.08% on paired flops. A7s stays ahead on all five textures. **A7s against T9s by flop texture, in percent** | Flop | Share of flops | A7s wins | Ties | T9s wins | A7s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.543 | 54.843 | 0.187 | 44.970 | 54.937 | | Rainbow, nine or lower | 6.366 | 52.940 | 0.419 | 46.641 | 53.149 | | Two-tone | 46.727 | 54.190 | 0.216 | 45.594 | 54.298 | | Monotone | 5.273 | 51.656 | 3.389 | 44.955 | 53.351 | | Paired | 17.091 | 60.755 | 0.641 | 38.604 | 61.076 | A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank. ## Compared with a random hand Each hand has a baseline against a random hand: 60.98% for A7s, 54.03% for T9s. Here the change is -5.49 and -9.52 points. **A7s and T9s here compared with each against a random hand, in percent** | Case | Equity here | Against a random hand | Change in points | Times the random-hand equity | | --- | --- | --- | --- | --- | | A7s, all flops | 55.490 | 60.984 | -5.494 | 0.90991 | | A7s, rainbow, ten or higher | 54.937 | 60.984 | -6.047 | 0.90084 | | A7s, rainbow, nine or lower | 53.149 | 60.984 | -7.835 | 0.87152 | | A7s, two-tone | 54.298 | 60.984 | -6.686 | 0.89036 | | A7s, monotone | 53.351 | 60.984 | -7.633 | 0.87484 | | A7s, paired | 61.076 | 60.984 | +0.092 | 1.00151 | | T9s, all flops | 44.510 | 54.028 | -9.518 | 0.82383 | | T9s, rainbow, ten or higher | 45.063 | 54.028 | -8.965 | 0.83407 | | T9s, rainbow, nine or lower | 46.851 | 54.028 | -7.177 | 0.86716 | | T9s, two-tone | 45.702 | 54.028 | -8.326 | 0.84589 | | T9s, monotone | 46.649 | 54.028 | -7.379 | 0.86342 | | T9s, paired | 38.924 | 54.028 | -15.104 | 0.72044 | ## Does a shared suit matter? When the hands share a suit, A7s holds 57.20%; when they do not, it holds 54.92%. A7s does better with a shared suit, by 2.28 points. **A7s against T9s by suit overlap, in percent** | Deals | Specific deals | Share of deals | A7s wins | Ties | T9s wins | A7s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 4 | 25.00 | 56.935 | 0.536 | 42.529 | 57.203 | | No shared suit | 12 | 75.00 | 54.701 | 0.437 | 44.862 | 54.919 | ## How often this matchup comes up A7s against T9s is made up of 16 specific-card matchups in one seat order, 0.0010% of the 1,624,350 ordered deals, and 32 counting both seat orders, 0.0020%. ## A worked example Put $100 each into a $200 pot and deal every board once: A7s averages $110.98 back, ahead of its $100 by $10.98, while T9s averages $89.02, short of its $100 by $10.98. Run 1,000 deals and the tally comes out near 552 for A7s, 443 for T9s and 5 ties. ## The same matchup from the other side The reversed view, T9s against A7s, shows 44.51% for T9s and 55.49% for A7s. It is the same count, so it redirects here. ## Keep exploring As7s against Th9h is a ready-made deal for the calculator, with no suit in common between the hands. The neighboring matchups below replace one hand with another of similar strength. - [Open As7s against Th9h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=As7s&p2=Th9h) - [A7s combos](https://georgelipoker.com/combos/a7s.md) - [T9s combos](https://georgelipoker.com/combos/t9s.md) - [A7s vs 33](https://georgelipoker.com/equity/a7s-vs-33.md) - [A7s vs T8s](https://georgelipoker.com/equity/a7s-vs-t8s.md) - [A9o vs T9s](https://georgelipoker.com/equity/a9o-vs-t9s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Nothing here is simulated. The 16 deals of A7s against T9s fall into a few suit patterns, each dealt against all 1,712,304 boards, with both best five-card hands compared on every board. Ties give each hand half a win, and the flop rows count a board under each of its ten flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [A7s vs 33: preflop equity](https://georgelipoker.com/equity/a7s-vs-33.md) - [A7s vs T8s: preflop equity](https://georgelipoker.com/equity/a7s-vs-t8s.md) - [A9o vs T9s: preflop equity](https://georgelipoker.com/equity/a9o-vs-t9s.md)