--- title: "TT vs T9o: preflop equity" url: "https://georgelipoker.com/equity/tt-vs-t9o.md" canonical_url: "https://georgelipoker.com/equity/tt-vs-t9o" last_updated: "2026-10-23" type: "reference" summary: "TT is a big favorite over T9o before the flop: 87.17% to 12.83% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/tt-vs-98s.md", "https://georgelipoker.com/equity/tt-vs-22.md", "https://georgelipoker.com/equity/99-vs-t9o.md"] --- # TT vs T9o: preflop equity TT is a big favorite over T9o before the flop: 87.17% to 12.83% equity, counted exactly over every board, with the split by flop type and suit. Averaged over every possible board, TT is ahead of T9o by 74.34 points of equity, 87.17% to 12.83%. ## TT against T9o: the numbers **Exact preflop results for TT against T9o, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | TT | 85.758 | 2.822 | 11.420 | 87.169 | | T9o | 11.420 | 2.822 | 85.758 | 12.831 | The matchup pits a pocket pair against an offsuit hand. The non-pair hand shares a rank with the pair, so two of its outs for pairing are blocked by the pair itself. This is one of the lopsided matchups: T9o wins only 11.42% of the boards outright. Ties are 2.82% of the outcomes here; each tied board gives both hands half the pot. Place 5 of 169 belongs to TT and place 78 belongs to T9o in the ranking against a random hand. **Boards behind the percentages: 61,642,944 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | TT | 52,864,000 | 1,740,000 | 7,040,000 | | T9o | 7,040,000 | 1,740,000 | 52,864,000 | The total is exact: 36 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. **TT against T9o read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | TT | 6.794 | 1.166 | 8.757 | 0.147 | | T9o | 0.147 | 8.757 | 1.166 | 6.794 | The final column gives the least the pot must offer for each unit called for a call to break even at this equity. ## Who is ahead on which flops Split by what the flop looks like, TT peaks at 88.70% on paired flops and bottoms out at 79.36% on monotone flops. TT stays ahead on all five textures. **TT against T9o by flop texture, in percent** | Flop | Share of flops | TT wins | Ties | T9o wins | TT equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.782 | 86.551 | 2.883 | 10.566 | 87.993 | | Rainbow, nine or lower | 7.042 | 86.333 | 2.991 | 10.676 | 87.829 | | Two-tone | 46.215 | 85.527 | 2.785 | 11.688 | 86.919 | | Monotone | 5.130 | 77.873 | 2.978 | 19.149 | 79.362 | | Paired | 17.831 | 87.340 | 2.725 | 9.935 | 88.702 | 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 A random hand would give TT 75.01% and T9o 51.53%. Against each other the change is +12.16 points for TT and -38.70 for T9o. **TT and T9o 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 | | --- | --- | --- | --- | --- | | TT, all flops | 87.169 | 75.012 | +12.157 | 1.16207 | | TT, rainbow, ten or higher | 87.993 | 75.012 | +12.981 | 1.17305 | | TT, rainbow, nine or lower | 87.829 | 75.012 | +12.817 | 1.17087 | | TT, two-tone | 86.919 | 75.012 | +11.907 | 1.15873 | | TT, monotone | 79.362 | 75.012 | +4.350 | 1.05799 | | TT, paired | 88.702 | 75.012 | +13.690 | 1.18250 | | T9o, all flops | 12.831 | 51.532 | -38.701 | 0.24899 | | T9o, rainbow, ten or higher | 12.007 | 51.532 | -39.525 | 0.23300 | | T9o, rainbow, nine or lower | 12.171 | 51.532 | -39.361 | 0.23618 | | T9o, two-tone | 13.081 | 51.532 | -38.451 | 0.25384 | | T9o, monotone | 20.638 | 51.532 | -30.894 | 0.40049 | | T9o, paired | 11.298 | 51.532 | -40.234 | 0.21924 | ## Does a shared suit matter? Two kinds of deal exist here. In 24 of them the hands share a suit and TT holds 87.44%. In 12 they do not, and it holds 86.63%. TT does better with a shared suit, by 0.81 points. **TT against T9o by suit overlap, in percent** | Deals | Specific deals | Share of deals | TT wins | Ties | T9o wins | TT equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 24 | 66.67 | 86.010 | 2.859 | 11.131 | 87.439 | | No shared suit | 12 | 33.33 | 85.254 | 2.747 | 11.999 | 86.627 | ## How often this matchup comes up Exactly 36 specific deals fit this matchup in one seat order, which is 0.0022% of 1,624,350; both orders together give 72, or 0.0044%. ## A worked example A $100 all-in from each player makes a $200 pot, and the exact equity says TT gets $174.34 of it on average and T9o gets $25.66. In 1,000 deals of exactly this matchup, expect about 858 won outright by TT, about 114 won outright by T9o and about 28 split. ## The same matchup from the other side If you came looking for T9o against TT, the numbers are the same with the hands swapped: 12.83% and 87.17%. ## Keep exploring Open the calculator with TsTh against Td9c already entered, a deal with no shared suit, and change any card to try your own hand. The matchups after it each swap one hand for a nearby one in the ranking. - [Open TsTh against Td9c in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=TsTh&p2=Td9c) - [TT combos](https://georgelipoker.com/combos/tt.md) - [T9o combos](https://georgelipoker.com/combos/t9o.md) - [TT vs 98s](https://georgelipoker.com/equity/tt-vs-98s.md) - [TT vs 22](https://georgelipoker.com/equity/tt-vs-22.md) - [99 vs T9o](https://georgelipoker.com/equity/99-vs-t9o.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Method: exact enumeration. The 36 specific deals are grouped by suit pattern, each is run against all 1,712,304 boards, and both seven-card hands are scored. Equity adds half of every tie, and flop textures are tallied over the ten flops inside each board. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [TT vs 98s: preflop equity](https://georgelipoker.com/equity/tt-vs-98s.md) - [TT vs 22: preflop equity](https://georgelipoker.com/equity/tt-vs-22.md) - [99 vs T9o: preflop equity](https://georgelipoker.com/equity/99-vs-t9o.md)