--- title: "A7s vs KTo: preflop equity" url: "https://georgelipoker.com/equity/a7s-vs-kto.md" canonical_url: "https://georgelipoker.com/equity/a7s-vs-kto" last_updated: "2026-10-23" type: "reference" summary: "Who is ahead, A7s or KTo? A7s leads 59.71% to 40.29% before the flop, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/a7s-vs-qts.md", "https://georgelipoker.com/equity/a7s-vs-a4s.md", "https://georgelipoker.com/equity/a9o-vs-kto.md"] --- # A7s vs KTo: preflop equity Who is ahead, A7s or KTo? A7s leads 59.71% to 40.29% before the flop, counted exactly over every board, with the split by flop type and suit. If A7s and KTo get all the chips in before the flop, A7s owns 59.71% of the pot in the long run and KTo owns 40.29%. ## A7s against KTo: the numbers **Exact preflop results for A7s against KTo, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | A7s | 59.499 | 0.429 | 40.072 | 59.713 | | KTo | 40.072 | 0.429 | 59.499 | 40.287 | We compare a suited hand with an offsuit hand. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances. A 19.42 point lead is real, and KTo still takes about 401 of every 1,000 deals outright. The tie share is 0.43%: on those boards the pot is chopped and neither hand wins outright. In the ranking of all 169 starting hands, A7s is number 24 and KTo is number 33. **Boards behind the percentages: 82,190,592 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | A7s | 48,903,000 | 353,000 | 32,935,000 | | KTo | 32,935,000 | 353,000 | 48,903,000 | 48 specific deals times 1,712,304 boards gives the exact total. The won, tied and lost counts are approximations from the five-decimal percentages, rounded to the nearest thousand. **A7s against KTo read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | A7s | 1.482 | 1.681 | 2.496 | 0.675 | | KTo | 0.675 | 2.496 | 1.681 | 1.482 | 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 A7s prefers low rainbow flops (nine high or lower), where it holds 76.48%, and likes rainbow flops topped by a ten or better least, where it holds 52.29%. A7s stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **A7s against KTo by flop texture, in percent** | Flop | Share of flops | A7s wins | Ties | KTo wins | A7s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.988 | 52.207 | 0.156 | 47.637 | 52.285 | | Rainbow, nine or lower | 7.042 | 76.157 | 0.648 | 23.195 | 76.481 | | Two-tone | 46.667 | 59.242 | 0.250 | 40.508 | 59.367 | | Monotone | 5.212 | 55.179 | 2.359 | 42.462 | 56.358 | | Paired | 17.091 | 64.885 | 0.624 | 34.491 | 65.197 | 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 Start from the random-hand figures, 60.98% for A7s and 59.74% for KTo. This opponent changes them by -1.27 and -19.45 points. **A7s and KTo 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 | | --- | --- | --- | --- | --- | | A7s, all flops | 59.713 | 60.984 | -1.271 | 0.97916 | | A7s, rainbow, ten or higher | 52.285 | 60.984 | -8.699 | 0.85736 | | A7s, rainbow, nine or lower | 76.481 | 60.984 | +15.497 | 1.25412 | | A7s, two-tone | 59.367 | 60.984 | -1.617 | 0.97348 | | A7s, monotone | 56.358 | 60.984 | -4.626 | 0.92414 | | A7s, paired | 65.197 | 60.984 | +4.213 | 1.06908 | | KTo, all flops | 40.287 | 59.739 | -19.452 | 0.67438 | | KTo, rainbow, ten or higher | 47.715 | 59.739 | -12.024 | 0.79872 | | KTo, rainbow, nine or lower | 23.519 | 59.739 | -36.220 | 0.39370 | | KTo, two-tone | 40.633 | 59.739 | -19.106 | 0.68018 | | KTo, monotone | 43.642 | 59.739 | -16.097 | 0.73054 | | KTo, paired | 34.803 | 59.739 | -24.936 | 0.58258 | ## Does a shared suit matter? When the hands share a suit, A7s holds 59.38%; when they do not, it holds 60.05%. A7s does better with no shared suit, by 0.67 points. **A7s against KTo by suit overlap, in percent** | Deals | Specific deals | Share of deals | A7s wins | Ties | KTo wins | A7s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 24 | 50.00 | 59.141 | 0.470 | 40.389 | 59.376 | | No shared suit | 24 | 50.00 | 59.856 | 0.389 | 39.755 | 60.050 | ## How often this matchup comes up Counting specific cards, A7s against KTo 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 With $100 from each side, the $200 pot is split on average as $119.42 for A7s and $80.58 for KTo; the first side gains $19.42 per all-in and the second gives up $19.42. Run 1,000 deals and the tally comes out near 595 for A7s, 401 for KTo and 4 ties. ## The same matchup from the other side If you came looking for KTo against A7s, the numbers are the same with the hands swapped: 40.29% and 59.71%. ## Keep exploring Try As7s against KhTd in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking. - [Open As7s against KhTd in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=As7s&p2=KhTd) - [A7s combos](https://georgelipoker.com/combos/a7s.md) - [KTo combos](https://georgelipoker.com/combos/kto.md) - [A7s vs QTs](https://georgelipoker.com/equity/a7s-vs-qts.md) - [A7s vs A4s](https://georgelipoker.com/equity/a7s-vs-a4s.md) - [A9o vs KTo](https://georgelipoker.com/equity/a9o-vs-kto.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 48 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 - [A7s vs QTs: preflop equity](https://georgelipoker.com/equity/a7s-vs-qts.md) - [A7s vs A4s: preflop equity](https://georgelipoker.com/equity/a7s-vs-a4s.md) - [A9o vs KTo: preflop equity](https://georgelipoker.com/equity/a9o-vs-kto.md)