--- title: "77 vs 43s: preflop equity" url: "https://georgelipoker.com/equity/77-vs-43s.md" canonical_url: "https://georgelipoker.com/equity/77-vs-43s" last_updated: "2026-10-23" type: "reference" summary: "77 is a big favorite over 43s before the flop: 80.58% to 19.42% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/aqs-vs-43s.md", "https://georgelipoker.com/equity/77-vs-53s.md", "https://georgelipoker.com/equity/aks-vs-43s.md"] --- # 77 vs 43s: preflop equity 77 is a big favorite over 43s before the flop: 80.58% to 19.42% equity, counted exactly over every board, with the split by flop type and suit. Dealt all in against each other, 77 takes 80.58% of the pot on average and 43s takes the other 19.42%. ## 77 against 43s: the numbers **Exact preflop results for 77 against 43s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | 77 | 79.897 | 1.359 | 18.744 | 80.577 | | 43s | 18.744 | 1.359 | 79.897 | 19.423 | Here a pocket pair (77) meets a suited hand (43s). A pair against two lower cards is a lopsided matchup: the pair is ahead and the other hand has no overcard to catch. 77 is a big favorite here before anyone sees a flop. About 1.36% of boards chop the pot, which is why equity sits slightly above the win figure for both hands. In the ranking of all 169 starting hands, 77 is number 9 and 43s is number 150. **Boards behind the percentages: 41,095,296 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | 77 | 32,834,000 | 558,000 | 7,703,000 | | 43s | 7,703,000 | 558,000 | 32,834,000 | The board total is exact, 24 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages. **77 against 43s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | 77 | 4.149 | 1.252 | 5.335 | 0.241 | | 43s | 0.241 | 5.335 | 1.252 | 4.149 | 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 Split by what the flop looks like, 77 peaks at 84.44% on rainbow flops topped by a ten or better and bottoms out at 73.62% on low rainbow flops (nine high or lower). 77 stays ahead on all five textures. **77 against 43s by flop texture, in percent** | Flop | Share of flops | 77 wins | Ties | 43s wins | 77 equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 25.844 | 84.024 | 0.837 | 15.139 | 84.443 | | Rainbow, nine or lower | 5.065 | 73.275 | 0.690 | 26.035 | 73.620 | | Two-tone | 46.545 | 78.645 | 0.762 | 20.593 | 79.026 | | Monotone | 5.212 | 73.640 | 2.919 | 23.441 | 75.099 | | Paired | 17.334 | 80.923 | 3.467 | 15.610 | 82.657 | 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 Against one random hand instead, 77 holds 66.24% and 43s holds 38.64%. Facing each other changes that by +14.34 points for 77 and -19.22 points for 43s. **77 and 43s 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 | | --- | --- | --- | --- | --- | | 77, all flops | 80.577 | 66.236 | +14.341 | 1.21651 | | 77, rainbow, ten or higher | 84.443 | 66.236 | +18.207 | 1.27488 | | 77, rainbow, nine or lower | 73.620 | 66.236 | +7.384 | 1.11148 | | 77, two-tone | 79.026 | 66.236 | +12.790 | 1.19310 | | 77, monotone | 75.099 | 66.236 | +8.863 | 1.13381 | | 77, paired | 82.657 | 66.236 | +16.421 | 1.24792 | | 43s, all flops | 19.423 | 38.642 | -19.219 | 0.50264 | | 43s, rainbow, ten or higher | 15.557 | 38.642 | -23.085 | 0.40259 | | 43s, rainbow, nine or lower | 26.380 | 38.642 | -12.262 | 0.68268 | | 43s, two-tone | 20.974 | 38.642 | -17.668 | 0.54278 | | 43s, monotone | 24.901 | 38.642 | -13.741 | 0.64440 | | 43s, paired | 17.343 | 38.642 | -21.299 | 0.44881 | ## Does a shared suit matter? When the hands share a suit, 77 holds 81.16%; when they do not, it holds 79.99%. 77 does better with a shared suit, by 1.17 points. **77 against 43s by suit overlap, in percent** | Deals | Specific deals | Share of deals | 77 wins | Ties | 43s wins | 77 equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 12 | 50.00 | 80.465 | 1.397 | 18.138 | 81.163 | | No shared suit | 12 | 50.00 | 79.330 | 1.321 | 19.349 | 79.990 | ## How often this matchup comes up Exactly 24 specific deals fit this matchup in one seat order, which is 0.0015% of 1,624,350; both orders together give 48, or 0.0030%. ## A worked example With $100 from each side, the $200 pot is split on average as $161.16 for 77 and $38.84 for 43s; the first side gains $61.16 per all-in and the second gives up $61.16. Think in thousands: about 799 of 1,000 go to 77, about 187 go to 43s, and about 14 are chopped. ## The same matchup from the other side One page covers both views. From 43s' side the equity is 19.42%, and from 77's side it is 80.58%. ## Keep exploring Open the calculator with 7s7h against 4d3d already entered, a deal with no shared suit, and change any card to try your own hand. The matchups after it each swap one hand for a nearby one in the ranking. - [Open 7s7h against 4d3d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=7s7h&p2=4d3d) - [77 combos](https://georgelipoker.com/combos/77.md) - [43s combos](https://georgelipoker.com/combos/43s.md) - [AQs vs 43s](https://georgelipoker.com/equity/aqs-vs-43s.md) - [77 vs 53s](https://georgelipoker.com/equity/77-vs-53s.md) - [AKs vs 43s](https://georgelipoker.com/equity/aks-vs-43s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed All 1,712,304 five-card boards are dealt for every suit pattern among the 24 specific deals of 77 against 43s, and both hands are scored on each. That is a full count, so the percentages are exact. Ties are half a win each, and each board appears once per flop it contains. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [AQs vs 43s: preflop equity](https://georgelipoker.com/equity/aqs-vs-43s.md) - [77 vs 53s: preflop equity](https://georgelipoker.com/equity/77-vs-53s.md) - [AKs vs 43s: preflop equity](https://georgelipoker.com/equity/aks-vs-43s.md)