--- title: "AQs vs 64s: preflop equity" url: "https://georgelipoker.com/equity/aqs-vs-64s.md" canonical_url: "https://georgelipoker.com/equity/aqs-vs-64s" last_updated: "2026-10-23" type: "reference" summary: "AQs is a big favorite over 64s before the flop: 62.43% to 37.57% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/aqs-vs-53s.md", "https://georgelipoker.com/equity/aqs-vs-43s.md", "https://georgelipoker.com/equity/ajs-vs-64s.md"] --- # AQs vs 64s: preflop equity AQs is a big favorite over 64s before the flop: 62.43% to 37.57% equity, counted exactly over every board, with the split by flop type and suit. Averaged over every possible board, AQs is ahead of 64s by 24.86 points of equity, 62.43% to 37.57%. ## AQs against 64s: the numbers **Exact preflop results for AQs against 64s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | AQs | 62.169 | 0.517 | 37.314 | 62.428 | | 64s | 37.314 | 0.517 | 62.169 | 37.572 | Here suited hands face each other, AQs on one side and 64s on the other. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits. The lead is steady rather than large, and the flop still has plenty of say in who wins. A split pot comes up on 0.52% of boards, so the wins and the equity differ by half of that. In the ranking of all 169 starting hands, AQs is number 10 and 64s is number 138. **Boards behind the percentages: 27,396,864 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | AQs | 17,032,000 | 142,000 | 10,223,000 | | 64s | 10,223,000 | 142,000 | 17,032,000 | 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. **AQs against 64s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | AQs | 1.662 | 1.609 | 2.680 | 0.602 | | 64s | 0.602 | 2.680 | 1.609 | 1.662 | The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity. ## Who is ahead on which flops AQs prefers rainbow flops topped by a ten or better, where it holds 69.53%, and likes low rainbow flops (nine high or lower) least, where it holds 35.00%. The lead reverses on low rainbow flops (nine high or lower): there 64s is the favorite even though AQs is ahead overall. **AQs against 64s by flop texture, in percent** | Flop | Share of flops | AQs wins | Ties | 64s wins | AQs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.595 | 69.459 | 0.149 | 30.392 | 69.534 | | Rainbow, nine or lower | 6.314 | 34.554 | 0.895 | 64.551 | 35.002 | | Two-tone | 46.727 | 61.515 | 0.274 | 38.211 | 61.652 | | Monotone | 5.273 | 57.960 | 3.474 | 38.566 | 59.697 | | Paired | 17.091 | 64.969 | 0.657 | 34.374 | 65.298 | 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, AQs holds 66.21% and 64s holds 41.33%. Facing each other changes that by -3.78 points for AQs and -3.76 points for 64s. **AQs and 64s 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 | | --- | --- | --- | --- | --- | | AQs, all flops | 62.428 | 66.209 | -3.781 | 0.94289 | | AQs, rainbow, ten or higher | 69.534 | 66.209 | +3.325 | 1.05022 | | AQs, rainbow, nine or lower | 35.002 | 66.209 | -31.207 | 0.52866 | | AQs, two-tone | 61.652 | 66.209 | -4.557 | 0.93117 | | AQs, monotone | 59.697 | 66.209 | -6.512 | 0.90164 | | AQs, paired | 65.298 | 66.209 | -0.911 | 0.98624 | | 64s, all flops | 37.572 | 41.333 | -3.761 | 0.90901 | | 64s, rainbow, ten or higher | 30.466 | 41.333 | -10.867 | 0.73709 | | 64s, rainbow, nine or lower | 64.998 | 41.333 | +23.665 | 1.57254 | | 64s, two-tone | 38.348 | 41.333 | -2.985 | 0.92778 | | 64s, monotone | 40.303 | 41.333 | -1.030 | 0.97508 | | 64s, paired | 34.702 | 41.333 | -6.631 | 0.83957 | ## Does a shared suit matter? Looking only at deals where the hands share a suit, AQs has 64.68%; looking only at deals where they do not, 61.68%. AQs does better with a shared suit, by 3.00 points. **AQs against 64s by suit overlap, in percent** | Deals | Specific deals | Share of deals | AQs wins | Ties | 64s wins | AQs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 4 | 25.00 | 64.377 | 0.597 | 35.026 | 64.675 | | No shared suit | 12 | 75.00 | 61.434 | 0.490 | 38.076 | 61.679 | ## 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 Take a $200 pot built from $100 each. AQs' equity of 62.43% is worth $124.86, a $24.86 edge, and 64s' 37.57% is worth $75.14, which is $24.86 under its stake. A thousand deals look like this: AQs takes 622, 64s takes 373, 5 are ties. ## The same matchup from the other side Read it from the other side: 64s against AQs is the same matchup with the numbers swapped, so 64s holds 37.57% and AQs holds 62.43%. That address sends you back to this page. ## Keep exploring AsQs against 6h4h 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 AsQs against 6h4h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsQs&p2=6h4h) - [AQs combos](https://georgelipoker.com/combos/aqs.md) - [64s combos](https://georgelipoker.com/combos/64s.md) - [AQs vs 53s](https://georgelipoker.com/equity/aqs-vs-53s.md) - [AQs vs 43s](https://georgelipoker.com/equity/aqs-vs-43s.md) - [AJs vs 64s](https://georgelipoker.com/equity/ajs-vs-64s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Nothing here is simulated. The 16 deals of AQs against 64s fall into a few suit patterns, each dealt against all 1,712,304 boards, with both best five-card hands compared on every board. Ties give each hand half a win, and the flop rows count a board under each of its ten flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [AQs vs 53s: preflop equity](https://georgelipoker.com/equity/aqs-vs-53s.md) - [AQs vs 43s: preflop equity](https://georgelipoker.com/equity/aqs-vs-43s.md) - [AJs vs 64s: preflop equity](https://georgelipoker.com/equity/ajs-vs-64s.md)