--- title: "K9s vs 86s: preflop equity" url: "https://georgelipoker.com/equity/k9s-vs-86s.md" canonical_url: "https://georgelipoker.com/equity/k9s-vs-86s" last_updated: "2026-10-23" type: "reference" summary: "K9s is a big favorite over 86s before the flop: 62.76% to 37.24% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/k9s-vs-76s.md", "https://georgelipoker.com/equity/k9s-vs-75s.md", "https://georgelipoker.com/equity/a5s-vs-86s.md"] --- # K9s vs 86s: preflop equity K9s is a big favorite over 86s before the flop: 62.76% to 37.24% equity, counted exactly over every board, with the split by flop type and suit. Dealt all in against each other, K9s takes 62.76% of the pot on average and 86s takes the other 37.24%. ## K9s against 86s: the numbers **Exact preflop results for K9s against 86s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | K9s | 62.422 | 0.676 | 36.902 | 62.760 | | 86s | 36.902 | 0.676 | 62.422 | 37.240 | Two suited hands meet here: K9s against 86s. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other. That is a modest edge, the kind that shows up over many hands and is easy to miss in one. A split pot comes up on 0.68% of boards, so the wins and the equity differ by half of that. By strength against a random hand, K9s holds place 29 of 169 and 86s holds place 110. **Boards behind the percentages: 27,396,864 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | K9s | 17,102,000 | 185,000 | 10,110,000 | | 86s | 10,110,000 | 185,000 | 17,102,000 | The total is exact: 16 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. **K9s against 86s 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 | 1.685 | 1.602 | 2.710 | 0.593 | | 86s | 0.593 | 2.710 | 1.602 | 1.685 | 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 Rainbow flops topped by a ten or better are the best for K9s (66.88%); low rainbow flops (nine high or lower) are the worst (45.89%). On low rainbow flops (nine high or lower) the numbers flip and 86s is the one ahead. **K9s against 86s by flop texture, in percent** | Flop | Share of flops | K9s wins | Ties | 86s wins | K9s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 25.220 | 66.726 | 0.306 | 32.968 | 66.879 | | Rainbow, nine or lower | 5.689 | 45.637 | 0.511 | 53.852 | 45.892 | | Two-tone | 46.727 | 61.891 | 0.317 | 37.792 | 62.049 | | Monotone | 5.273 | 58.096 | 3.455 | 38.449 | 59.823 | | Paired | 17.091 | 64.445 | 1.404 | 34.151 | 65.147 | Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank. ## Compared with a random hand Compared with a random opponent, this matchup shifts K9s from 59.99% by +2.77 points and 86s from 46.24% by -9.00 points. **K9s and 86s 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 | 62.760 | 59.988 | +2.772 | 1.04621 | | K9s, rainbow, ten or higher | 66.879 | 59.988 | +6.891 | 1.11487 | | K9s, rainbow, nine or lower | 45.892 | 59.988 | -14.096 | 0.76502 | | K9s, two-tone | 62.049 | 59.988 | +2.061 | 1.03436 | | K9s, monotone | 59.823 | 59.988 | -0.165 | 0.99725 | | K9s, paired | 65.147 | 59.988 | +5.159 | 1.08600 | | 86s, all flops | 37.240 | 46.243 | -9.003 | 0.80531 | | 86s, rainbow, ten or higher | 33.121 | 46.243 | -13.122 | 0.71624 | | 86s, rainbow, nine or lower | 54.108 | 46.243 | +7.865 | 1.17008 | | 86s, two-tone | 37.951 | 46.243 | -8.292 | 0.82069 | | 86s, monotone | 40.177 | 46.243 | -6.066 | 0.86882 | | 86s, paired | 34.853 | 46.243 | -11.390 | 0.75369 | ## Does a shared suit matter? Split by suits, the deals give K9s 65.12% when the hands overlap in a suit and 61.97% when they do not. K9s does better with a shared suit, by 3.15 points. **K9s against 86s by suit overlap, in percent** | Deals | Specific deals | Share of deals | K9s wins | Ties | 86s wins | K9s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 4 | 25.00 | 64.740 | 0.761 | 34.499 | 65.121 | | No shared suit | 12 | 75.00 | 61.649 | 0.648 | 37.703 | 61.973 | ## How often this matchup comes up This page stands for 16 specific-card matchups (0.0010% of 1,624,350 ordered deals), or 32 once you count the seats both ways (0.0020%). ## A worked example Try it with money: two players each put in $100 and the whole board runs out every possible way. K9s averages $125.52 from the $200, up $25.52; 86s averages $74.48, down $25.52. Scaled to 1,000 deals, that is roughly 624 wins for K9s, 369 for 86s and 7 chopped pots. ## The same matchup from the other side 86s versus K9s is this same page seen from the other hand: 37.24% for 86s, 62.76% for K9s. ## Keep exploring Ks9s against 8h6h 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 Ks9s against 8h6h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=Ks9s&p2=8h6h) - [K9s combos](https://georgelipoker.com/combos/k9s.md) - [86s combos](https://georgelipoker.com/combos/86s.md) - [K9s vs 76s](https://georgelipoker.com/equity/k9s-vs-76s.md) - [K9s vs 75s](https://georgelipoker.com/equity/k9s-vs-75s.md) - [A5s vs 86s](https://georgelipoker.com/equity/a5s-vs-86s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed The page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 16 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [K9s vs 76s: preflop equity](https://georgelipoker.com/equity/k9s-vs-76s.md) - [K9s vs 75s: preflop equity](https://georgelipoker.com/equity/k9s-vs-75s.md) - [A5s vs 86s: preflop equity](https://georgelipoker.com/equity/a5s-vs-86s.md)