--- title: "QTs vs T9o: preflop equity" url: "https://georgelipoker.com/equity/qts-vs-t9o.md" canonical_url: "https://georgelipoker.com/equity/qts-vs-t9o" last_updated: "2026-10-23" type: "reference" summary: "QTs is a big favorite over T9o before the flop: 73.17% to 26.83% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/qts-vs-98s.md", "https://georgelipoker.com/equity/qts-vs-22.md", "https://georgelipoker.com/equity/a4s-vs-t9o.md"] --- # QTs vs T9o: preflop equity QTs is a big favorite over T9o before the flop: 73.17% to 26.83% equity, counted exactly over every board, with the split by flop type and suit. Averaged over every possible board, QTs is ahead of T9o by 46.34 points of equity, 73.17% to 26.83%. ## QTs against T9o: the numbers **Exact preflop results for QTs against T9o, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | QTs | 71.131 | 4.069 | 24.800 | 73.166 | | T9o | 24.800 | 4.069 | 71.131 | 26.834 | QTs is a suited hand and T9o is an offsuit hand. Sharing a rank is the signature of a dominated hand, since the weaker hand is usually out-kicked when the shared rank shows up. That is a clear edge, 73.17% to 26.83%, but T9o still wins often enough that one hand proves nothing. Ties are part of the picture: 4.07% of boards end in a split pot, and each side counts that as half a win. For context, QTs sits at number 34 of 169 starting hands and T9o at number 78 when each is run against a random hand. **Boards behind the percentages: 61,642,944 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | QTs | 43,847,000 | 2,508,000 | 15,287,000 | | T9o | 15,287,000 | 2,508,000 | 43,847,000 | 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. **QTs 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) | | --- | --- | --- | --- | --- | | QTs | 2.727 | 1.406 | 4.032 | 0.367 | | T9o | 0.367 | 4.032 | 1.406 | 2.727 | 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 Split by what the flop looks like, QTs peaks at 76.50% on rainbow flops topped by a ten or better and bottoms out at 60.83% on low rainbow flops (nine high or lower). QTs stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **QTs against T9o by flop texture, in percent** | Flop | Share of flops | QTs wins | Ties | T9o wins | QTs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.905 | 74.564 | 3.863 | 21.573 | 76.495 | | Rainbow, nine or lower | 7.042 | 59.696 | 2.273 | 38.031 | 60.833 | | Two-tone | 46.527 | 71.492 | 3.318 | 25.190 | 73.151 | | Monotone | 5.192 | 63.503 | 4.591 | 31.906 | 65.799 | | Paired | 17.334 | 72.359 | 6.943 | 20.698 | 75.830 | Rainbow flops have three suits, two-tone flops repeat one suit, monotone flops are all one suit, and paired flops repeat a rank. ## Compared with a random hand Start from the random-hand figures, 59.47% for QTs and 51.53% for T9o. This opponent changes them by +13.70 and -24.70 points. **QTs 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 | | --- | --- | --- | --- | --- | | QTs, all flops | 73.166 | 59.468 | +13.698 | 1.23034 | | QTs, rainbow, ten or higher | 76.495 | 59.468 | +17.027 | 1.28632 | | QTs, rainbow, nine or lower | 60.833 | 59.468 | +1.365 | 1.02295 | | QTs, two-tone | 73.151 | 59.468 | +13.683 | 1.23009 | | QTs, monotone | 65.799 | 59.468 | +6.331 | 1.10646 | | QTs, paired | 75.830 | 59.468 | +16.362 | 1.27514 | | T9o, all flops | 26.834 | 51.532 | -24.698 | 0.52072 | | T9o, rainbow, ten or higher | 23.505 | 51.532 | -28.027 | 0.45612 | | T9o, rainbow, nine or lower | 39.167 | 51.532 | -12.365 | 0.76005 | | T9o, two-tone | 26.849 | 51.532 | -24.683 | 0.52102 | | T9o, monotone | 34.201 | 51.532 | -17.331 | 0.66368 | | T9o, paired | 24.170 | 51.532 | -27.362 | 0.46903 | ## Does a shared suit matter? When the hands share a suit, QTs holds 72.97%; when they do not, it holds 73.27%. QTs does better with no shared suit, by 0.30 points. **QTs against T9o by suit overlap, in percent** | Deals | Specific deals | Share of deals | QTs wins | Ties | T9o wins | QTs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 12 | 33.33 | 70.877 | 4.179 | 24.944 | 72.966 | | No shared suit | 24 | 66.67 | 71.258 | 4.014 | 24.728 | 73.265 | ## How often this matchup comes up The class pair covers 36 combinations of specific cards in a fixed seat order, 0.0022% of 1,624,350, and 72 (0.0044%) in either order. ## A worked example Worked example: both players commit $100, so $200 sits in the middle. Over every board, QTs' average share is $146.34 (a gain of $46.34) and T9o's is $53.66 (a loss of $46.34). Run 1,000 deals and the tally comes out near 711 for QTs, 248 for T9o and 41 ties. ## The same matchup from the other side The reversed view, T9o against QTs, shows 26.83% for T9o and 73.17% for QTs. It is the same count, so it redirects here. ## Keep exploring Try QsTs against Th9d in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking. - [Open QsTs against Th9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=QsTs&p2=Th9d) - [QTs combos](https://georgelipoker.com/combos/qts.md) - [T9o combos](https://georgelipoker.com/combos/t9o.md) - [QTs vs 98s](https://georgelipoker.com/equity/qts-vs-98s.md) - [QTs vs 22](https://georgelipoker.com/equity/qts-vs-22.md) - [A4s vs T9o](https://georgelipoker.com/equity/a4s-vs-t9o.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed We counted every case. Each suit pattern of the 36 specific QTs against T9o deals meets all 1,712,304 boards, and the better five-card hand wins; a split pot is half a win each. The flop table reads each board under all ten of its three-card flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [QTs vs 98s: preflop equity](https://georgelipoker.com/equity/qts-vs-98s.md) - [QTs vs 22: preflop equity](https://georgelipoker.com/equity/qts-vs-22.md) - [A4s vs T9o: preflop equity](https://georgelipoker.com/equity/a4s-vs-t9o.md)