--- title: "AKs vs A7s: preflop equity" url: "https://georgelipoker.com/equity/aks-vs-a7s.md" canonical_url: "https://georgelipoker.com/equity/aks-vs-a7s" last_updated: "2026-10-23" type: "reference" summary: "AKs is a big favorite over A7s before the flop: 70.70% to 29.30% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/aks-vs-a9o.md", "https://georgelipoker.com/equity/aks-vs-kjo.md", "https://georgelipoker.com/equity/77-vs-a7s.md"] --- # AKs vs A7s: preflop equity AKs is a big favorite over A7s before the flop: 70.70% to 29.30% equity, counted exactly over every board, with the split by flop type and suit. Dealt all in against each other, AKs takes 70.70% of the pot on average and A7s takes the other 29.30%. ## AKs against A7s: the numbers **Exact preflop results for AKs against A7s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | AKs | 68.548 | 4.295 | 27.157 | 70.696 | | A7s | 27.157 | 4.295 | 68.548 | 29.304 | AKs meets A7s, and both are suited hands. Sharing a rank is the signature of a dominated hand, since the weaker hand is usually out-kicked when the shared rank shows up. A lead of 41.40 points is large but not decisive: A7s still takes about 272 of every 1,000 deals. 4.30% of boards are ties, so the equity of each hand is its win rate plus half of that. Ranked by equity against a random hand, AKs is number 8 of the 169 starting hands and A7s is number 24. **Boards behind the percentages: 20,547,648 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | AKs | 14,085,000 | 883,000 | 5,580,000 | | A7s | 5,580,000 | 883,000 | 14,085,000 | The board total is exact, 12 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages. **AKs against A7s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | AKs | 2.413 | 1.459 | 3.682 | 0.415 | | A7s | 0.415 | 3.682 | 1.459 | 2.413 | 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 AKs (77.26%); low rainbow flops (nine high or lower) are the worst (57.42%). AKs stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **AKs against A7s by flop texture, in percent** | Flop | Share of flops | AKs wins | Ties | A7s wins | AKs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.867 | 76.066 | 2.390 | 21.544 | 77.261 | | Rainbow, nine or lower | 7.042 | 55.334 | 4.166 | 40.500 | 57.417 | | Two-tone | 46.543 | 68.642 | 2.501 | 28.857 | 69.892 | | Monotone | 5.215 | 62.083 | 4.512 | 33.405 | 64.339 | | Paired | 17.333 | 65.259 | 11.722 | 23.019 | 71.120 | Flop types: rainbow means three different suits, two-tone means one suit twice, monotone means one suit three times, paired means a repeated rank. ## Compared with a random hand How much does the opponent matter? Compared with its random-hand 67.05%, AKs changes by +3.65 points, and A7s, from 60.98%, by -31.68. **AKs and A7s 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 | | --- | --- | --- | --- | --- | | AKs, all flops | 70.696 | 67.045 | +3.651 | 1.05446 | | AKs, rainbow, ten or higher | 77.261 | 67.045 | +10.216 | 1.15238 | | AKs, rainbow, nine or lower | 57.417 | 67.045 | -9.628 | 0.85639 | | AKs, two-tone | 69.892 | 67.045 | +2.847 | 1.04246 | | AKs, monotone | 64.339 | 67.045 | -2.706 | 0.95964 | | AKs, paired | 71.120 | 67.045 | +4.075 | 1.06078 | | A7s, all flops | 29.304 | 60.984 | -31.680 | 0.48052 | | A7s, rainbow, ten or higher | 22.739 | 60.984 | -38.245 | 0.37287 | | A7s, rainbow, nine or lower | 42.583 | 60.984 | -18.401 | 0.69827 | | A7s, two-tone | 30.108 | 60.984 | -30.876 | 0.49370 | | A7s, monotone | 35.661 | 60.984 | -25.323 | 0.58476 | | A7s, paired | 28.880 | 60.984 | -32.104 | 0.47357 | ## Does a shared suit matter? These two classes cannot share a suit in any legal deal, so there is only one row to read: AKs holds 70.70% in every deal of this matchup. **AKs against A7s by suit overlap, in percent** | Deals | Specific deals | Share of deals | AKs wins | Ties | A7s wins | AKs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 0 | 0.00 | not possible | not possible | not possible | not possible | | No shared suit | 12 | 100.00 | 68.548 | 4.295 | 27.157 | 70.696 | ## How often this matchup comes up Counting specific cards, AKs against A7s appears in 12 of the 1,624,350 ordered heads-up deals (0.0007%), and in 24 when the seats are swapped too (0.0015%). ## A worked example To see what the equity is worth, imagine $100 each in a $200 pot. AKs is worth $141.40 on average (+$41.40); A7s is worth $58.60 (-$41.40). In 1,000 deals of exactly this matchup, expect about 685 won outright by AKs, about 272 won outright by A7s and about 43 split. ## The same matchup from the other side If you came looking for A7s against AKs, the numbers are the same with the hands swapped: 29.30% and 70.70%. ## Keep exploring AsKs against Ah7h 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 AsKs against Ah7h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsKs&p2=Ah7h) - [AKs combos](https://georgelipoker.com/combos/aks.md) - [A7s combos](https://georgelipoker.com/combos/a7s.md) - [AKs vs A9o](https://georgelipoker.com/equity/aks-vs-a9o.md) - [AKs vs KJo](https://georgelipoker.com/equity/aks-vs-kjo.md) - [77 vs A7s](https://georgelipoker.com/equity/77-vs-a7s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed We counted every case. Each suit pattern of the 12 specific AKs against A7s deals meets all 1,712,304 boards, and the better five-card hand wins; a split pot is half a win each. The flop table reads each board under all ten of its three-card flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [AKs vs A9o: preflop equity](https://georgelipoker.com/equity/aks-vs-a9o.md) - [AKs vs KJo: preflop equity](https://georgelipoker.com/equity/aks-vs-kjo.md) - [77 vs A7s: preflop equity](https://georgelipoker.com/equity/77-vs-a7s.md)