--- title: "AQo vs T9s: preflop equity" url: "https://georgelipoker.com/equity/aqo-vs-t9s.md" canonical_url: "https://georgelipoker.com/equity/aqo-vs-t9s" last_updated: "2026-10-23" type: "reference" summary: "Who is ahead, AQo or T9s? AQo leads 59.68% to 40.32% before the flop, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/aqo-vs-33.md", "https://georgelipoker.com/equity/aqo-vs-t8s.md", "https://georgelipoker.com/equity/ajo-vs-t9s.md"] --- # AQo vs T9s: preflop equity Who is ahead, AQo or T9s? AQo leads 59.68% to 40.32% before the flop, counted exactly over every board, with the split by flop type and suit. The exact count puts AQo at 59.68% and T9s at 40.32% when the two hands see all five board cards. ## AQo against T9s: the numbers **Exact preflop results for AQo against T9s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | AQo | 59.463 | 0.442 | 40.095 | 59.684 | | T9s | 40.095 | 0.442 | 59.463 | 40.316 | We compare an offsuit hand with a suited hand. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits. A 19.36 point lead is real, and T9s still takes about 401 of every 1,000 deals outright. Split pots make up 0.44% of the boards, and both equity figures count them as half a win each. In the ranking of all 169 starting hands, AQo is number 14 and T9s is number 64. **Boards behind the percentages: 82,190,592 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | AQo | 48,873,000 | 363,000 | 32,954,000 | | T9s | 32,954,000 | 363,000 | 48,873,000 | The total is exact: 48 specific deals times 1,712,304 boards. The three counts are approximate, worked out from the percentages to five decimals and rounded to the nearest thousand. **AQo 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) | | --- | --- | --- | --- | --- | | AQo | 1.480 | 1.682 | 2.494 | 0.675 | | T9s | 0.675 | 2.494 | 1.682 | 1.480 | The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call. ## Who is ahead on which flops Split by what the flop looks like, AQo peaks at 63.48% on rainbow flops topped by a ten or better and bottoms out at 51.57% on low rainbow flops (nine high or lower). AQo stays ahead on all five textures. **AQo against T9s by flop texture, in percent** | Flop | Share of flops | AQo wins | Ties | T9s wins | AQo equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.988 | 63.409 | 0.146 | 36.445 | 63.482 | | Rainbow, nine or lower | 7.042 | 51.181 | 0.770 | 48.049 | 51.566 | | Two-tone | 46.667 | 57.917 | 0.265 | 41.818 | 58.049 | | Monotone | 5.212 | 56.846 | 2.369 | 40.785 | 58.030 | | Paired | 17.091 | 62.357 | 0.620 | 37.023 | 62.667 | Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank. ## Compared with a random hand Relative to a random opponent, AQo changes by -4.75 points (baseline 64.43%) and T9s by -13.71 points (baseline 54.03%). **AQo 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 | | --- | --- | --- | --- | --- | | AQo, all flops | 59.684 | 64.432 | -4.748 | 0.92631 | | AQo, rainbow, ten or higher | 63.482 | 64.432 | -0.950 | 0.98526 | | AQo, rainbow, nine or lower | 51.566 | 64.432 | -12.866 | 0.80032 | | AQo, two-tone | 58.049 | 64.432 | -6.383 | 0.90093 | | AQo, monotone | 58.030 | 64.432 | -6.402 | 0.90064 | | AQo, paired | 62.667 | 64.432 | -1.765 | 0.97261 | | T9s, all flops | 40.316 | 54.028 | -13.712 | 0.74621 | | T9s, rainbow, ten or higher | 36.518 | 54.028 | -17.510 | 0.67591 | | T9s, rainbow, nine or lower | 48.434 | 54.028 | -5.594 | 0.89646 | | T9s, two-tone | 41.951 | 54.028 | -12.077 | 0.77647 | | T9s, monotone | 41.970 | 54.028 | -12.058 | 0.77682 | | T9s, paired | 37.333 | 54.028 | -16.695 | 0.69099 | ## Does a shared suit matter? Two kinds of deal exist here. In 24 of them the hands share a suit and AQo holds 60.35%. In 24 they do not, and it holds 59.02%. AQo does better with a shared suit, by 1.33 points. **AQo against T9s by suit overlap, in percent** | Deals | Specific deals | Share of deals | AQo wins | Ties | T9s wins | AQo equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 24 | 50.00 | 60.111 | 0.483 | 39.406 | 60.352 | | No shared suit | 24 | 50.00 | 58.815 | 0.402 | 40.783 | 59.016 | ## How often this matchup comes up Counting specific cards, AQo against T9s appears in 48 of the 1,624,350 ordered heads-up deals (0.0030%), and in 96 when the seats are swapped too (0.0059%). ## A worked example A $100 all-in from each player makes a $200 pot, and the exact equity says AQo gets $119.36 of it on average and T9s gets $80.64. Out of 1,000 deals you should see around 595 outright wins for AQo, 401 for T9s, and 4 split pots. ## The same matchup from the other side T9s versus AQo is this same page seen from the other hand: 40.32% for T9s, 59.68% for AQo. ## Keep exploring AsQh against Td9d 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 AsQh against Td9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsQh&p2=Td9d) - [AQo combos](https://georgelipoker.com/combos/aqo.md) - [T9s combos](https://georgelipoker.com/combos/t9s.md) - [AQo vs 33](https://georgelipoker.com/equity/aqo-vs-33.md) - [AQo vs T8s](https://georgelipoker.com/equity/aqo-vs-t8s.md) - [AJo vs T9s](https://georgelipoker.com/equity/ajo-vs-t9s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 48 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [AQo vs 33: preflop equity](https://georgelipoker.com/equity/aqo-vs-33.md) - [AQo vs T8s: preflop equity](https://georgelipoker.com/equity/aqo-vs-t8s.md) - [AJo vs T9s: preflop equity](https://georgelipoker.com/equity/ajo-vs-t9s.md)