--- title: "K9s vs T9o: preflop equity" url: "https://georgelipoker.com/equity/k9s-vs-t9o.md" canonical_url: "https://georgelipoker.com/equity/k9s-vs-t9o" last_updated: "2026-10-23" type: "reference" summary: "K9s is a big favorite over T9o before the flop: 71.73% to 28.27% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/k9s-vs-98s.md", "https://georgelipoker.com/equity/k9s-vs-22.md", "https://georgelipoker.com/equity/a5s-vs-t9o.md"] --- # K9s vs T9o: preflop equity K9s is a big favorite over T9o before the flop: 71.73% to 28.27% equity, counted exactly over every board, with the split by flop type and suit. Before any board card is dealt, K9s holds 71.73% equity against T9o, which leaves T9o with 28.27%. ## K9s against T9o: the numbers **Exact preflop results for K9s against T9o, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | K9s | 70.355 | 2.742 | 26.903 | 71.726 | | T9o | 26.903 | 2.742 | 70.355 | 28.274 | K9s is a suited hand and T9o is an offsuit hand. The two hands share a rank, and the one with the better other card dominates: it wins most kicker battles when that shared rank hits. That is a clear edge, 71.73% to 28.27%, but T9o still wins often enough that one hand proves nothing. Ties are part of the picture: 2.74% of boards end in a split pot, and each side counts that as half a win. Among the 169 starting hands, K9s is number 29 and T9o is number 78 by strength against a random hand. **Boards behind the percentages: 61,642,944 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | K9s | 43,369,000 | 1,690,000 | 16,584,000 | | T9o | 16,584,000 | 1,690,000 | 43,369,000 | The board total is exact, 36 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages. **K9s 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) | | --- | --- | --- | --- | --- | | K9s | 2.537 | 1.421 | 3.717 | 0.394 | | T9o | 0.394 | 3.717 | 1.421 | 2.537 | 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, K9s peaks at 78.30% on low rainbow flops (nine high or lower) and bottoms out at 64.78% on monotone flops. K9s stays ahead on all five textures. **K9s against T9o by flop texture, in percent** | Flop | Share of flops | K9s wins | Ties | T9o wins | K9s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.634 | 68.027 | 2.379 | 29.594 | 69.217 | | Rainbow, nine or lower | 6.314 | 77.110 | 2.372 | 20.518 | 78.296 | | Two-tone | 46.527 | 70.413 | 2.228 | 27.359 | 71.527 | | Monotone | 5.192 | 62.942 | 3.675 | 33.383 | 64.780 | | Paired | 17.333 | 73.269 | 4.496 | 22.235 | 75.517 | 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 Relative to a random opponent, K9s changes by +11.74 points (baseline 59.99%) and T9o by -23.26 points (baseline 51.53%). **K9s 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 | | --- | --- | --- | --- | --- | | K9s, all flops | 71.726 | 59.988 | +11.738 | 1.19567 | | K9s, rainbow, ten or higher | 69.217 | 59.988 | +9.229 | 1.15385 | | K9s, rainbow, nine or lower | 78.296 | 59.988 | +18.308 | 1.30519 | | K9s, two-tone | 71.527 | 59.988 | +11.539 | 1.19236 | | K9s, monotone | 64.780 | 59.988 | +4.792 | 1.07988 | | K9s, paired | 75.517 | 59.988 | +15.529 | 1.25887 | | T9o, all flops | 28.274 | 51.532 | -23.258 | 0.54867 | | T9o, rainbow, ten or higher | 30.783 | 51.532 | -20.749 | 0.59736 | | T9o, rainbow, nine or lower | 21.704 | 51.532 | -29.828 | 0.42118 | | T9o, two-tone | 28.473 | 51.532 | -23.059 | 0.55253 | | T9o, monotone | 35.220 | 51.532 | -16.312 | 0.68346 | | T9o, paired | 24.483 | 51.532 | -27.049 | 0.47510 | ## Does a shared suit matter? The suit split reads 71.46% for K9s with a shared suit and 71.86% without one. K9s does better with no shared suit, by 0.40 points. **K9s against T9o by suit overlap, in percent** | Deals | Specific deals | Share of deals | K9s wins | Ties | T9o wins | K9s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 12 | 33.33 | 70.038 | 2.849 | 27.113 | 71.462 | | No shared suit | 24 | 66.67 | 70.514 | 2.689 | 26.797 | 71.858 | ## 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 Take a $200 pot built from $100 each. K9s' equity of 71.73% is worth $143.46, a $43.46 edge, and T9o's 28.27% is worth $56.54, which is $43.46 under its stake. Think in thousands: about 704 of 1,000 go to K9s, about 269 go to T9o, and about 27 are chopped. ## The same matchup from the other side One page covers both views. From T9o's side the equity is 28.27%, and from K9s' side it is 71.73%. ## Keep exploring Open the calculator with Ks9s 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 Ks9s against Th9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=Ks9s&p2=Th9d) - [K9s combos](https://georgelipoker.com/combos/k9s.md) - [T9o combos](https://georgelipoker.com/combos/t9o.md) - [K9s vs 98s](https://georgelipoker.com/equity/k9s-vs-98s.md) - [K9s vs 22](https://georgelipoker.com/equity/k9s-vs-22.md) - [A5s vs T9o](https://georgelipoker.com/equity/a5s-vs-t9o.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Each figure is a complete count over boards. Take the 36 specific deals, group them by suit pattern, deal all 1,712,304 boards against each, and compare the two seven-card hands. Equity counts a tie as half a win; the flop rows use every one of a board's ten flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [K9s vs 98s: preflop equity](https://georgelipoker.com/equity/k9s-vs-98s.md) - [K9s vs 22: preflop equity](https://georgelipoker.com/equity/k9s-vs-22.md) - [A5s vs T9o: preflop equity](https://georgelipoker.com/equity/a5s-vs-t9o.md)