--- title: "KTo vs T9s: preflop equity" url: "https://georgelipoker.com/equity/kto-vs-t9s.md" canonical_url: "https://georgelipoker.com/equity/kto-vs-t9s" last_updated: "2026-10-23" type: "reference" summary: "KTo is a big favorite over T9s before the flop: 67.41% to 32.59% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/kto-vs-33.md", "https://georgelipoker.com/equity/kto-vs-t8s.md", "https://georgelipoker.com/equity/qts-vs-t9s.md"] --- # KTo vs T9s: preflop equity KTo is a big favorite over T9s before the flop: 67.41% to 32.59% equity, counted exactly over every board, with the split by flop type and suit. If KTo and T9s get all the chips in before the flop, KTo owns 67.41% of the pot in the long run and T9s owns 32.59%. ## KTo against T9s: the numbers **Exact preflop results for KTo against T9s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | KTo | 65.842 | 3.129 | 31.029 | 67.407 | | T9s | 31.029 | 3.129 | 65.842 | 32.593 | One side is an offsuit hand, the other is a suited 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. KTo is the clear favorite, though T9s gets there on roughly one board in 3. Ties are part of the picture: 3.13% of boards end in a split pot, and each side counts that as half a win. The hand ranking puts KTo at 33 and T9s at 64 out of 169 starting hands. **Boards behind the percentages: 61,642,944 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | KTo | 40,587,000 | 1,929,000 | 19,127,000 | | T9s | 19,127,000 | 1,929,000 | 40,587,000 | 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. **KTo 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) | | --- | --- | --- | --- | --- | | KTo | 2.068 | 1.519 | 3.223 | 0.484 | | T9s | 0.484 | 3.223 | 1.519 | 2.068 | 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 Break the boards down by their first three cards and KTo is strongest on rainbow flops topped by a ten or better (72.72%) and weakest on low rainbow flops (nine high or lower) (55.62%). KTo stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **KTo against T9s by flop texture, in percent** | Flop | Share of flops | KTo wins | Ties | T9s wins | KTo equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.905 | 71.290 | 2.851 | 25.859 | 72.716 | | Rainbow, nine or lower | 7.042 | 54.239 | 2.760 | 43.001 | 55.619 | | Two-tone | 46.527 | 64.214 | 2.664 | 33.122 | 65.546 | | Monotone | 5.192 | 61.384 | 4.013 | 34.603 | 63.391 | | Paired | 17.334 | 68.747 | 4.647 | 26.606 | 71.071 | 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 A random hand would give KTo 59.74% and T9s 54.03%. Against each other the change is +7.67 points for KTo and -21.44 for T9s. **KTo 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 | | --- | --- | --- | --- | --- | | KTo, all flops | 67.407 | 59.739 | +7.668 | 1.12836 | | KTo, rainbow, ten or higher | 72.716 | 59.739 | +12.977 | 1.21723 | | KTo, rainbow, nine or lower | 55.619 | 59.739 | -4.120 | 0.93103 | | KTo, two-tone | 65.546 | 59.739 | +5.807 | 1.09721 | | KTo, monotone | 63.391 | 59.739 | +3.652 | 1.06113 | | KTo, paired | 71.071 | 59.739 | +11.332 | 1.18969 | | T9s, all flops | 32.593 | 54.028 | -21.435 | 0.60326 | | T9s, rainbow, ten or higher | 27.284 | 54.028 | -26.744 | 0.50500 | | T9s, rainbow, nine or lower | 44.381 | 54.028 | -9.647 | 0.82144 | | T9s, two-tone | 34.454 | 54.028 | -19.574 | 0.63771 | | T9s, monotone | 36.609 | 54.028 | -17.419 | 0.67759 | | T9s, paired | 28.929 | 54.028 | -25.099 | 0.53544 | ## Does a shared suit matter? Two kinds of deal exist here. In 12 of them the hands share a suit and KTo holds 68.42%. In 24 they do not, and it holds 66.90%. KTo does better with a shared suit, by 1.52 points. **KTo against T9s by suit overlap, in percent** | Deals | Specific deals | Share of deals | KTo wins | Ties | T9s wins | KTo equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 12 | 33.33 | 66.801 | 3.229 | 29.970 | 68.416 | | No shared suit | 24 | 66.67 | 65.363 | 3.079 | 31.558 | 66.902 | ## How often this matchup comes up How often does it happen? 36 of the 1,624,350 ordered deals (0.0022%) are KTo against T9s, and 72 (0.0044%) if either hand may sit in either seat. ## A worked example Try it with money: two players each put in $100 and the whole board runs out every possible way. KTo averages $134.82 from the $200, up $34.82; T9s averages $65.18, down $34.82. Run 1,000 deals and the tally comes out near 659 for KTo, 310 for T9s and 31 ties. ## The same matchup from the other side One page covers both views. From T9s' side the equity is 32.59%, and from KTo's side it is 67.41%. ## Keep exploring KsTh 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 KsTh against Td9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=KsTh&p2=Td9d) - [KTo combos](https://georgelipoker.com/combos/kto.md) - [T9s combos](https://georgelipoker.com/combos/t9s.md) - [KTo vs 33](https://georgelipoker.com/equity/kto-vs-33.md) - [KTo vs T8s](https://georgelipoker.com/equity/kto-vs-t8s.md) - [QTs vs T9s](https://georgelipoker.com/equity/qts-vs-t9s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed All 1,712,304 five-card boards are dealt for every suit pattern among the 36 specific deals of KTo against T9s, and both hands are scored on each. That is a full count, so the percentages are exact. Ties are half a win each, and each board appears once per flop it contains. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [KTo vs 33: preflop equity](https://georgelipoker.com/equity/kto-vs-33.md) - [KTo vs T8s: preflop equity](https://georgelipoker.com/equity/kto-vs-t8s.md) - [QTs vs T9s: preflop equity](https://georgelipoker.com/equity/qts-vs-t9s.md)