--- title: "KJs vs T9o: preflop equity" url: "https://georgelipoker.com/equity/kjs-vs-t9o.md" canonical_url: "https://georgelipoker.com/equity/kjs-vs-t9o" last_updated: "2026-10-23" type: "reference" summary: "KJs is a big favorite over T9o before the flop: 66.15% to 33.85% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/kjs-vs-98s.md", "https://georgelipoker.com/equity/kjs-vs-22.md", "https://georgelipoker.com/equity/a8s-vs-t9o.md"] --- # KJs vs T9o: preflop equity KJs is a big favorite over T9o before the flop: 66.15% to 33.85% equity, counted exactly over every board, with the split by flop type and suit. Dealt all in against each other, KJs takes 66.15% of the pot on average and T9o takes the other 33.85%. ## KJs against T9o: the numbers **Exact preflop results for KJs against T9o, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | KJs | 65.817 | 0.666 | 33.517 | 66.150 | | T9o | 33.517 | 0.666 | 65.817 | 33.850 | KJs is a suited hand and T9o is an offsuit hand. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances. KJs is well ahead, and T9o needs a specific kind of board to catch up. Of every 100 boards, about 0.67 are split pots, and the equity figures already include them. For context, KJs sits at number 20 of 169 starting hands and T9o at number 78 when each is run against a random hand. **Boards behind the percentages: 82,190,592 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | KJs | 54,095,000 | 547,000 | 27,548,000 | | T9o | 27,548,000 | 547,000 | 54,095,000 | Exact total: 48 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate. **KJs 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) | | --- | --- | --- | --- | --- | | KJs | 1.954 | 1.519 | 2.984 | 0.512 | | T9o | 0.512 | 2.984 | 1.519 | 1.954 | In the last column, a pot-to-call ratio at or above the figure makes a call break even or better at this equity. ## Who is ahead on which flops The flop changes the picture. KJs does best on paired flops, at 68.27%, and worst on low rainbow flops (nine high or lower), at 55.62%. KJs stays ahead on all five textures. **KJs against T9o by flop texture, in percent** | Flop | Share of flops | KJs wins | Ties | T9o wins | KJs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.988 | 68.097 | 0.298 | 31.605 | 68.246 | | Rainbow, nine or lower | 7.042 | 55.251 | 0.742 | 44.007 | 55.622 | | Two-tone | 46.667 | 66.191 | 0.370 | 33.439 | 66.376 | | Monotone | 5.212 | 60.530 | 2.448 | 37.022 | 61.754 | | Paired | 17.091 | 67.562 | 1.414 | 31.024 | 68.269 | 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 Against one random hand instead, KJs holds 62.57% and T9o holds 51.53%. Facing each other changes that by +3.58 points for KJs and -17.68 points for T9o. **KJs 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 | | --- | --- | --- | --- | --- | | KJs, all flops | 66.150 | 62.567 | +3.583 | 1.05727 | | KJs, rainbow, ten or higher | 68.246 | 62.567 | +5.679 | 1.09077 | | KJs, rainbow, nine or lower | 55.622 | 62.567 | -6.945 | 0.88900 | | KJs, two-tone | 66.376 | 62.567 | +3.809 | 1.06088 | | KJs, monotone | 61.754 | 62.567 | -0.813 | 0.98701 | | KJs, paired | 68.269 | 62.567 | +5.702 | 1.09113 | | T9o, all flops | 33.850 | 51.532 | -17.682 | 0.65687 | | T9o, rainbow, ten or higher | 31.754 | 51.532 | -19.778 | 0.61620 | | T9o, rainbow, nine or lower | 44.378 | 51.532 | -7.154 | 0.86117 | | T9o, two-tone | 33.624 | 51.532 | -17.908 | 0.65249 | | T9o, monotone | 38.246 | 51.532 | -13.286 | 0.74218 | | T9o, paired | 31.731 | 51.532 | -19.801 | 0.61575 | ## Does a shared suit matter? Two kinds of deal exist here. In 24 of them the hands share a suit and KJs holds 65.98%. In 24 they do not, and it holds 66.33%. KJs does better with no shared suit, by 0.35 points. **KJs against T9o by suit overlap, in percent** | Deals | Specific deals | Share of deals | KJs wins | Ties | T9o wins | KJs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 24 | 50.00 | 65.622 | 0.706 | 33.672 | 65.975 | | No shared suit | 24 | 50.00 | 66.012 | 0.625 | 33.363 | 66.325 | ## How often this matchup comes up This page stands for 48 specific-card matchups (0.0030% of 1,624,350 ordered deals), or 96 once you count the seats both ways (0.0059%). ## A worked example Put $100 each into a $200 pot and deal every board once: KJs averages $132.30 back, ahead of its $100 by $32.30, while T9o averages $67.70, short of its $100 by $32.30. Out of 1,000 deals you should see around 658 outright wins for KJs, 335 for T9o, and 7 split pots. ## The same matchup from the other side T9o versus KJs is this same page seen from the other hand: 33.85% for T9o, 66.15% for KJs. ## Keep exploring Open the calculator with KsJs against Th9d 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 KsJs against Th9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=KsJs&p2=Th9d) - [KJs combos](https://georgelipoker.com/combos/kjs.md) - [T9o combos](https://georgelipoker.com/combos/t9o.md) - [KJs vs 98s](https://georgelipoker.com/equity/kjs-vs-98s.md) - [KJs vs 22](https://georgelipoker.com/equity/kjs-vs-22.md) - [A8s vs T9o](https://georgelipoker.com/equity/a8s-vs-t9o.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed This is an exact count with no sampling. For the 48 ways to deal one KJs and one T9o without reusing a card, grouped by suit pattern, every one of the 1,712,304 possible boards is dealt and both seven-card hands are compared. A tie counts as half a win in the equity column, and each board is counted once under each of its ten three-card flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [KJs vs 98s: preflop equity](https://georgelipoker.com/equity/kjs-vs-98s.md) - [KJs vs 22: preflop equity](https://georgelipoker.com/equity/kjs-vs-22.md) - [A8s vs T9o: preflop equity](https://georgelipoker.com/equity/a8s-vs-t9o.md)