--- title: "ATs vs 97s: preflop equity" url: "https://georgelipoker.com/equity/ats-vs-97s.md" canonical_url: "https://georgelipoker.com/equity/ats-vs-97s" last_updated: "2026-10-23" type: "reference" summary: "ATs is a big favorite over 97s before the flop: 62.90% to 37.10% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/ats-vs-87s.md", "https://georgelipoker.com/equity/ats-vs-86s.md", "https://georgelipoker.com/equity/aqo-vs-97s.md"] --- # ATs vs 97s: preflop equity ATs is a big favorite over 97s before the flop: 62.90% to 37.10% equity, counted exactly over every board, with the split by flop type and suit. Over all 1,712,304 boards that can follow this deal, ATs finishes with 62.90% of the pot and 97s with 37.10%. ## ATs against 97s: the numbers **Exact preflop results for ATs against 97s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | ATs | 62.670 | 0.462 | 36.868 | 62.901 | | 97s | 36.868 | 0.462 | 62.670 | 37.099 | Two suited hands meet here: ATs against 97s. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits. ATs is ahead, but 97s is far from dead: it takes 369 of every 1,000 deals outright. Split pots make up 0.46% of the boards, and both equity figures count them as half a win each. By strength against a random hand, ATs holds place 13 of 169 and 97s holds place 94. **Boards behind the percentages: 27,396,864 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | ATs | 17,170,000 | 127,000 | 10,101,000 | | 97s | 10,101,000 | 127,000 | 17,170,000 | 16 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. **ATs against 97s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | ATs | 1.695 | 1.596 | 2.712 | 0.590 | | 97s | 0.590 | 2.712 | 1.596 | 1.695 | The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call. ## Who is ahead on which flops Rainbow flops topped by a ten or better are the best for ATs (68.97%); low rainbow flops (nine high or lower) are the worst (40.48%). ATs is the favorite overall but falls behind on low rainbow flops (nine high or lower). **ATs against 97s by flop texture, in percent** | Flop | Share of flops | ATs wins | Ties | 97s wins | ATs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.595 | 68.877 | 0.187 | 30.936 | 68.970 | | Rainbow, nine or lower | 6.314 | 40.273 | 0.419 | 59.308 | 40.483 | | Two-tone | 46.727 | 62.061 | 0.216 | 37.723 | 62.169 | | Monotone | 5.273 | 58.209 | 3.390 | 38.401 | 59.904 | | Paired | 17.091 | 65.055 | 0.641 | 34.304 | 65.376 | Rainbow flops have three suits, two-tone flops repeat one suit, monotone flops are all one suit, and paired flops repeat a rank. ## Compared with a random hand Start from the random-hand figures, 64.60% for ATs and 49.12% for 97s. This opponent changes them by -1.70 and -12.02 points. **ATs and 97s 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 | | --- | --- | --- | --- | --- | | ATs, all flops | 62.901 | 64.602 | -1.701 | 0.97367 | | ATs, rainbow, ten or higher | 68.970 | 64.602 | +4.368 | 1.06761 | | ATs, rainbow, nine or lower | 40.483 | 64.602 | -24.119 | 0.62665 | | ATs, two-tone | 62.169 | 64.602 | -2.433 | 0.96234 | | ATs, monotone | 59.904 | 64.602 | -4.698 | 0.92728 | | ATs, paired | 65.376 | 64.602 | +0.774 | 1.01198 | | 97s, all flops | 37.099 | 49.118 | -12.019 | 0.75530 | | 97s, rainbow, ten or higher | 31.030 | 49.118 | -18.088 | 0.63174 | | 97s, rainbow, nine or lower | 59.517 | 49.118 | +10.399 | 1.21171 | | 97s, two-tone | 37.831 | 49.118 | -11.287 | 0.77021 | | 97s, monotone | 40.096 | 49.118 | -9.022 | 0.81632 | | 97s, paired | 34.624 | 49.118 | -14.494 | 0.70491 | ## Does a shared suit matter? Of the deals of this matchup, 4 share a suit (ATs at 65.27%) and 12 do not (62.11%). ATs does better with a shared suit, by 3.16 points. **ATs against 97s by suit overlap, in percent** | Deals | Specific deals | Share of deals | ATs wins | Ties | 97s wins | ATs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 4 | 25.00 | 65.005 | 0.536 | 34.459 | 65.273 | | No shared suit | 12 | 75.00 | 61.892 | 0.437 | 37.671 | 62.111 | ## How often this matchup comes up ATs against 97s is made up of 16 specific-card matchups in one seat order, 0.0010% of the 1,624,350 ordered deals, and 32 counting both seat orders, 0.0020%. ## A worked example To see what the equity is worth, imagine $100 each in a $200 pot. ATs is worth $125.80 on average (+$25.80); 97s is worth $74.20 (-$25.80). In 1,000 deals of exactly this matchup, expect about 627 won outright by ATs, about 369 won outright by 97s and about 4 split. ## The same matchup from the other side The reversed view, 97s against ATs, shows 37.10% for 97s and 62.90% for ATs. It is the same count, so it redirects here. ## Keep exploring AsTs against 9h7h 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 AsTs against 9h7h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsTs&p2=9h7h) - [ATs combos](https://georgelipoker.com/combos/ats.md) - [97s combos](https://georgelipoker.com/combos/97s.md) - [ATs vs 87s](https://georgelipoker.com/equity/ats-vs-87s.md) - [ATs vs 86s](https://georgelipoker.com/equity/ats-vs-86s.md) - [AQo vs 97s](https://georgelipoker.com/equity/aqo-vs-97s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Method: exact enumeration. The 16 specific deals are grouped by suit pattern, each is run against all 1,712,304 boards, and both seven-card hands are scored. Equity adds half of every tie, and flop textures are tallied over the ten flops inside each board. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [ATs vs 87s: preflop equity](https://georgelipoker.com/equity/ats-vs-87s.md) - [ATs vs 86s: preflop equity](https://georgelipoker.com/equity/ats-vs-86s.md) - [AQo vs 97s: preflop equity](https://georgelipoker.com/equity/aqo-vs-97s.md)