--- title: "AA vs 44: preflop equity" url: "https://georgelipoker.com/equity/aa-vs-44.md" canonical_url: "https://georgelipoker.com/equity/aa-vs-44" last_updated: "2026-10-23" type: "reference" summary: "AA is a big favorite over 44 before the flop: 81.33% to 18.67% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/aa-vs-j9s.md", "https://georgelipoker.com/equity/aa-vs-jto.md", "https://georgelipoker.com/equity/kk-vs-44.md"] --- # AA vs 44: preflop equity AA is a big favorite over 44 before the flop: 81.33% to 18.67% equity, counted exactly over every board, with the split by flop type and suit. Averaged over every possible board, AA is ahead of 44 by 62.66 points of equity, 81.33% to 18.67%. ## AA against 44: the numbers **Exact preflop results for AA against 44, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | AA | 81.104 | 0.449 | 18.447 | 81.329 | | 44 | 18.447 | 0.449 | 81.104 | 18.671 | Two pocket pairs meet here: AA against 44. Both hands are pairs, so the bigger pair is ahead on every board that does not pair a card below it. This is one of the lopsided matchups: 44 wins only 18.45% of the boards outright. The tie share is 0.45%: on those boards the pot is chopped and neither hand wins outright. Place 1 of 169 belongs to AA and place 48 belongs to 44 in the ranking against a random hand. **Boards behind the percentages: 61,642,944 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | AA | 49,995,000 | 277,000 | 11,371,000 | | 44 | 11,371,000 | 277,000 | 49,995,000 | The total is exact: 36 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. **AA against 44 read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | AA | 4.356 | 1.233 | 5.421 | 0.230 | | 44 | 0.230 | 5.421 | 1.233 | 4.356 | 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 Paired flops are the best for AA (86.94%); low rainbow flops (nine high or lower) are the worst (67.90%). AA stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **AA against 44 by flop texture, in percent** | Flop | Share of flops | AA wins | Ties | 44 wins | AA equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.595 | 83.935 | 0.287 | 15.778 | 84.078 | | Rainbow, nine or lower | 6.314 | 67.352 | 1.101 | 31.547 | 67.902 | | Two-tone | 46.363 | 79.975 | 0.434 | 19.591 | 80.192 | | Monotone | 5.152 | 74.698 | 2.062 | 23.240 | 75.729 | | Paired | 17.576 | 86.939 | 0.007 | 13.054 | 86.942 | 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 Compared with a random opponent, this matchup shifts AA from 85.20% by -3.87 points and 44 from 57.02% by -38.35 points. **AA and 44 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 | | --- | --- | --- | --- | --- | | AA, all flops | 81.329 | 85.204 | -3.875 | 0.95452 | | AA, rainbow, ten or higher | 84.078 | 85.204 | -1.126 | 0.98678 | | AA, rainbow, nine or lower | 67.902 | 85.204 | -17.302 | 0.79693 | | AA, two-tone | 80.192 | 85.204 | -5.012 | 0.94118 | | AA, monotone | 75.729 | 85.204 | -9.475 | 0.88880 | | AA, paired | 86.942 | 85.204 | +1.738 | 1.02040 | | 44, all flops | 18.671 | 57.023 | -38.352 | 0.32743 | | 44, rainbow, ten or higher | 15.922 | 57.023 | -41.101 | 0.27922 | | 44, rainbow, nine or lower | 32.098 | 57.023 | -24.925 | 0.56290 | | 44, two-tone | 19.808 | 57.023 | -37.215 | 0.34737 | | 44, monotone | 24.271 | 57.023 | -32.752 | 0.42564 | | 44, paired | 13.058 | 57.023 | -43.965 | 0.22900 | ## Does a shared suit matter? Two kinds of deal exist here. In 30 of them the hands share a suit and AA holds 81.46%. In 6 they do not, and it holds 80.66%. AA does better with a shared suit, by 0.80 points. **AA against 44 by suit overlap, in percent** | Deals | Specific deals | Share of deals | AA wins | Ties | 44 wins | AA equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 30 | 83.33 | 81.231 | 0.462 | 18.307 | 81.462 | | No shared suit | 6 | 16.67 | 80.470 | 0.382 | 19.148 | 80.661 | ## How often this matchup comes up Counting specific cards, AA against 44 appears in 36 of the 1,624,350 ordered heads-up deals (0.0022%), and in 72 when the seats are swapped too (0.0044%). ## A worked example Put $100 each into a $200 pot and deal every board once: AA averages $162.66 back, ahead of its $100 by $62.66, while 44 averages $37.34, short of its $100 by $62.66. Per 1,000 deals: AA wins about 811, 44 wins about 184, and about 5 end in a split pot. ## The same matchup from the other side If you came looking for 44 against AA, the numbers are the same with the hands swapped: 18.67% and 81.33%. ## Keep exploring AsAh against 4d4c 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 AsAh against 4d4c in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=AsAh&p2=4d4c) - [AA combos](https://georgelipoker.com/combos/aa.md) - [44 combos](https://georgelipoker.com/combos/44.md) - [AA vs J9s](https://georgelipoker.com/equity/aa-vs-j9s.md) - [AA vs JTo](https://georgelipoker.com/equity/aa-vs-jto.md) - [KK vs 44](https://georgelipoker.com/equity/kk-vs-44.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed Nothing here is simulated. The 36 deals of AA against 44 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 - [AA vs J9s: preflop equity](https://georgelipoker.com/equity/aa-vs-j9s.md) - [AA vs JTo: preflop equity](https://georgelipoker.com/equity/aa-vs-jto.md) - [KK vs 44: preflop equity](https://georgelipoker.com/equity/kk-vs-44.md)