--- title: "KTs vs A9o: preflop equity" url: "https://georgelipoker.com/equity/kts-vs-a9o.md" canonical_url: "https://georgelipoker.com/equity/kts-vs-a9o" last_updated: "2026-10-23" type: "reference" summary: "Who is ahead, KTs or A9o? A9o leads 54.67% to 45.33% before the flop, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/kts-vs-kjo.md", "https://georgelipoker.com/equity/kts-vs-55.md", "https://georgelipoker.com/equity/kqo-vs-a9o.md"] --- # KTs vs A9o: preflop equity Who is ahead, KTs or A9o? A9o leads 54.67% to 45.33% before the flop, counted exactly over every board, with the split by flop type and suit. In equity, A9o against KTs stands at 54.67% to 45.33%, a gap of 9.34 points. ## KTs against A9o: the numbers **Exact preflop results for KTs against A9o, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | KTs | 45.106 | 0.449 | 54.445 | 45.330 | | A9o | 54.445 | 0.449 | 45.106 | 54.670 | The matchup pits a suited hand against an offsuit hand. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits. With only 9.34 points between them, the board decides this matchup far more than the cards in hand. The tie share is 0.45%: on those boards the pot is chopped and neither hand wins outright. KTs ranks number 22 of 169 starting hands, and A9o ranks number 25, by equity against a random hand. **Boards behind the percentages: 82,190,592 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | KTs | 37,073,000 | 369,000 | 44,749,000 | | A9o | 44,749,000 | 369,000 | 37,073,000 | 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. **KTs against A9o read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | KTs | 0.829 | 2.217 | 1.837 | 1.206 | | A9o | 1.206 | 1.837 | 2.217 | 0.829 | 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 If you know the kind of flop that came, the numbers shift: A9o holds 72.28% on low rainbow flops (nine high or lower) and 50.09% on rainbow flops topped by a ten or better. A9o stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **KTs against A9o by flop texture, in percent** | Flop | Share of flops | KTs wins | Ties | A9o wins | KTs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.988 | 49.833 | 0.154 | 50.013 | 49.910 | | Rainbow, nine or lower | 7.042 | 27.329 | 0.788 | 71.883 | 27.723 | | Two-tone | 46.667 | 47.393 | 0.273 | 52.334 | 47.530 | | Monotone | 5.212 | 46.185 | 2.371 | 51.444 | 47.371 | | Paired | 17.091 | 39.220 | 0.616 | 60.164 | 39.528 | 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, KTs holds 61.79% and A9o holds 60.77%. Facing each other changes that by -16.46 points for KTs and -6.10 points for A9o. **KTs and A9o 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 | | --- | --- | --- | --- | --- | | KTs, all flops | 45.330 | 61.789 | -16.459 | 0.73363 | | KTs, rainbow, ten or higher | 49.910 | 61.789 | -11.879 | 0.80775 | | KTs, rainbow, nine or lower | 27.723 | 61.789 | -34.066 | 0.44867 | | KTs, two-tone | 47.530 | 61.789 | -14.259 | 0.76923 | | KTs, monotone | 47.371 | 61.789 | -14.418 | 0.76666 | | KTs, paired | 39.528 | 61.789 | -22.261 | 0.63973 | | A9o, all flops | 54.670 | 60.773 | -6.103 | 0.89958 | | A9o, rainbow, ten or higher | 50.090 | 60.773 | -10.683 | 0.82421 | | A9o, rainbow, nine or lower | 72.277 | 60.773 | +11.504 | 1.18929 | | A9o, two-tone | 52.470 | 60.773 | -8.303 | 0.86338 | | A9o, monotone | 52.629 | 60.773 | -8.144 | 0.86599 | | A9o, paired | 60.472 | 60.773 | -0.301 | 0.99505 | ## Does a shared suit matter? Looking only at deals where the hands share a suit, A9o has 55.13%; looking only at deals where they do not, 54.21%. A9o does better with a shared suit, by 0.92 points. **KTs against A9o by suit overlap, in percent** | Deals | Specific deals | Share of deals | KTs wins | Ties | A9o wins | KTs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 24 | 50.00 | 44.623 | 0.489 | 54.888 | 44.867 | | No shared suit | 24 | 50.00 | 45.589 | 0.408 | 54.003 | 45.793 | ## How often this matchup comes up Counting specific cards, KTs against A9o appears in 48 of the 1,624,350 ordered heads-up deals (0.0030%), and in 96 when the seats are swapped too (0.0059%). ## A worked example To see what the equity is worth, imagine $100 each in a $200 pot. A9o is worth $109.34 on average (+$9.34); KTs is worth $90.66 (-$9.34). In 1,000 deals of exactly this matchup, expect about 544 won outright by A9o, about 451 won outright by KTs and about 5 split. ## The same matchup from the other side The mirror image, A9o against KTs, is 54.67% to 45.33%, and its address redirects to this page. ## Keep exploring The calculator link fills in KsTs against Ah9d, a deal where the two hands share no suit. Change any card to test your own hand. The neighboring matchups below swap one of the two hands for one of similar strength. - [Open KsTs against Ah9d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=KsTs&p2=Ah9d) - [KTs combos](https://georgelipoker.com/combos/kts.md) - [A9o combos](https://georgelipoker.com/combos/a9o.md) - [KTs vs KJo](https://georgelipoker.com/equity/kts-vs-kjo.md) - [KTs vs 55](https://georgelipoker.com/equity/kts-vs-55.md) - [KQo vs A9o](https://georgelipoker.com/equity/kqo-vs-a9o.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 KTs and one A9o 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 - [KTs vs KJo: preflop equity](https://georgelipoker.com/equity/kts-vs-kjo.md) - [KTs vs 55: preflop equity](https://georgelipoker.com/equity/kts-vs-55.md) - [KQo vs A9o: preflop equity](https://georgelipoker.com/equity/kqo-vs-a9o.md)