--- title: "ATo vs 22: preflop equity" url: "https://georgelipoker.com/equity/ato-vs-22.md" canonical_url: "https://georgelipoker.com/equity/ato-vs-22" last_updated: "2026-10-23" type: "reference" summary: "ATo vs 22 is close to a coin flip before the flop: 48.40% to 51.60% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/ato-vs-97s.md", "https://georgelipoker.com/equity/ato-vs-87s.md", "https://georgelipoker.com/equity/kjs-vs-22.md"] --- # ATo vs 22: preflop equity ATo vs 22 is close to a coin flip before the flop: 48.40% to 51.60% equity, counted exactly over every board, with the split by flop type and suit. In equity, 22 against ATo stands at 51.60% to 48.40%, a gap of 3.20 points. ## ATo against 22: the numbers **Exact preflop results for ATo against 22, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | ATo | 48.115 | 0.577 | 51.308 | 48.403 | | 22 | 51.308 | 0.577 | 48.115 | 51.597 | ATo, an offsuit hand, plays 22, a pocket pair. A pair against two higher cards is the classic race: the pair is usually a small favorite or close to even, and each overcard that pairs is a way to take the lead. 22 leads by less than 4 points of equity, so the result of any one deal is close to a toss-up. 0.58% of boards are ties, so the equity of each hand is its win rate plus half of that. ATo ranks number 19 of 169 starting hands, and 22 ranks number 87, by equity against a random hand. **Boards behind the percentages: 123,285,888 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | ATo | 59,319,000 | 711,000 | 63,256,000 | | 22 | 63,256,000 | 711,000 | 59,319,000 | Exact total: 72 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate. **ATo against 22 read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | ATo | 0.938 | 2.078 | 1.949 | 1.066 | | 22 | 1.066 | 1.949 | 2.078 | 0.938 | In the last column, a pot-to-call ratio at or above the figure makes a call break even or better at this equity. ## Who is ahead on which flops Break the boards down by their first three cards and 22 is strongest on low rainbow flops (nine high or lower) (76.12%) and weakest on rainbow flops topped by a ten or better (46.06%). 22 is the favorite overall but falls behind on rainbow flops topped by a ten or better and monotone flops. **ATo against 22 by flop texture, in percent** | Flop | Share of flops | ATo wins | Ties | 22 wins | ATo equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.717 | 53.818 | 0.242 | 45.940 | 53.939 | | Rainbow, nine or lower | 6.314 | 23.343 | 1.075 | 75.582 | 23.881 | | Two-tone | 46.485 | 47.924 | 0.394 | 51.682 | 48.121 | | Monotone | 5.151 | 49.557 | 2.633 | 47.810 | 50.874 | | Paired | 17.333 | 49.091 | 0.750 | 50.159 | 49.466 | 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 The table below sets each hand against its own random-hand baseline: a change of -14.32 points for ATo, from 62.72%, and +1.27 for 22, from 50.33%. **ATo and 22 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 | | --- | --- | --- | --- | --- | | ATo, all flops | 48.403 | 62.722 | -14.319 | 0.77171 | | ATo, rainbow, ten or higher | 53.939 | 62.722 | -8.783 | 0.85997 | | ATo, rainbow, nine or lower | 23.881 | 62.722 | -38.841 | 0.38074 | | ATo, two-tone | 48.121 | 62.722 | -14.601 | 0.76721 | | ATo, monotone | 50.874 | 62.722 | -11.848 | 0.81110 | | ATo, paired | 49.466 | 62.722 | -13.256 | 0.78865 | | 22, all flops | 51.597 | 50.334 | +1.263 | 1.02509 | | 22, rainbow, ten or higher | 46.061 | 50.334 | -4.273 | 0.91511 | | 22, rainbow, nine or lower | 76.119 | 50.334 | +25.785 | 1.51228 | | 22, two-tone | 51.879 | 50.334 | +1.545 | 1.03069 | | 22, monotone | 49.126 | 50.334 | -1.208 | 0.97600 | | 22, paired | 50.534 | 50.334 | +0.200 | 1.00397 | ## Does a shared suit matter? When the hands share a suit, 22 holds 51.52%; when they do not, it holds 52.00%. 22 does better with no shared suit, by 0.48 points. **ATo against 22 by suit overlap, in percent** | Deals | Specific deals | Share of deals | ATo wins | Ties | 22 wins | ATo equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 60 | 83.33 | 48.193 | 0.584 | 51.223 | 48.485 | | No shared suit | 12 | 16.67 | 47.727 | 0.541 | 51.732 | 47.997 | ## How often this matchup comes up You will meet this exact matchup 0.0089% of the time in a random heads-up deal: 144 of 1,624,350, counting either seat order. ## A worked example With $100 from each side, the $200 pot is split on average as $103.20 for 22 and $96.80 for ATo; the first side gains $3.20 per all-in and the second gives up $3.20. Think in thousands: about 513 of 1,000 go to 22, about 481 go to ATo, and about 6 are chopped. ## The same matchup from the other side If you came looking for 22 against ATo, the numbers are the same with the hands swapped: 51.60% and 48.40%. ## Keep exploring AsTh against 2d2c 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 AsTh against 2d2c in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsTh&p2=2d2c) - [ATo combos](https://georgelipoker.com/combos/ato.md) - [22 combos](https://georgelipoker.com/combos/22.md) - [ATo vs 97s](https://georgelipoker.com/equity/ato-vs-97s.md) - [ATo vs 87s](https://georgelipoker.com/equity/ato-vs-87s.md) - [KJs vs 22](https://georgelipoker.com/equity/kjs-vs-22.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed This is an exact count with no sampling. For the 72 ways to deal one ATo and one 22 without reusing a card, grouped by suit pattern, every one of the 1,712,304 possible boards is dealt and both seven-card hands are compared. A tie counts as half a win in the equity column, and each board is counted once under each of its ten three-card flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [ATo vs 97s: preflop equity](https://georgelipoker.com/equity/ato-vs-97s.md) - [ATo vs 87s: preflop equity](https://georgelipoker.com/equity/ato-vs-87s.md) - [KJs vs 22: preflop equity](https://georgelipoker.com/equity/kjs-vs-22.md)