A8s
62.90%
Wins 62.62%, ties 0.56%
53s
37.10%
Wins 36.82%, ties 0.56%
A8s against 53s: the numbers
| Hand | Wins | Ties | Loses | Equity |
|---|---|---|---|---|
| A8s | 62.620 | 0.558 | 36.822 | 62.899 |
| 53s | 36.822 | 0.558 | 62.620 | 37.101 |
Two suited hands meet here: A8s against 53s. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.
That is a modest edge, the kind that shows up over many hands and is easy to miss in one. The tie share is 0.56%: on those boards the pot is chopped and neither hand wins outright.
By strength against a random hand, A8s holds place 21 of 169 and 53s holds place 146.
| Hand | Boards won, about | Boards tied, about | Boards lost, about |
|---|---|---|---|
| A8s | 17,156,000 | 153,000 | 10,088,000 |
| 53s | 10,088,000 | 153,000 | 17,156,000 |
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.
| Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) |
|---|---|---|---|---|
| A8s | 1.695 | 1.597 | 2.716 | 0.590 |
| 53s | 0.590 | 2.716 | 1.597 | 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
Split by what the flop looks like, A8s peaks at 66.09% on rainbow flops topped by a ten or better and bottoms out at 49.36% on low rainbow flops (nine high or lower). 53s takes over on low rainbow flops (nine high or lower), so the favorite before the flop is the underdog on those boards.
| Flop | Share of flops | A8s wins | Ties | 53s wins | A8s equity |
|---|---|---|---|---|---|
| Rainbow, ten or higher | 25.220 | 65.966 | 0.239 | 33.795 | 66.085 |
| Rainbow, nine or lower | 5.689 | 48.947 | 0.824 | 50.229 | 49.359 |
| Two-tone | 46.727 | 61.914 | 0.313 | 37.773 | 62.071 |
| Monotone | 5.273 | 58.160 | 3.558 | 38.282 | 59.939 |
| Paired | 17.091 | 65.539 | 0.682 | 33.779 | 65.880 |
Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank.
Compared with a random hand
Start from the random-hand figures, 61.94% for A8s and 39.69% for 53s. This opponent changes them by +0.96 and -2.59 points.
| Case | Equity here | Against a random hand | Change in points | Times the random-hand equity |
|---|---|---|---|---|
| A8s, all flops | 62.899 | 61.944 | +0.955 | 1.01542 |
| A8s, rainbow, ten or higher | 66.085 | 61.944 | +4.141 | 1.06685 |
| A8s, rainbow, nine or lower | 49.359 | 61.944 | -12.585 | 0.79683 |
| A8s, two-tone | 62.071 | 61.944 | +0.127 | 1.00205 |
| A8s, monotone | 59.939 | 61.944 | -2.005 | 0.96763 |
| A8s, paired | 65.880 | 61.944 | +3.936 | 1.06354 |
| 53s, all flops | 37.101 | 39.693 | -2.592 | 0.93470 |
| 53s, rainbow, ten or higher | 33.915 | 39.693 | -5.778 | 0.85443 |
| 53s, rainbow, nine or lower | 50.641 | 39.693 | +10.948 | 1.27582 |
| 53s, two-tone | 37.929 | 39.693 | -1.764 | 0.95556 |
| 53s, monotone | 40.061 | 39.693 | +0.368 | 1.00927 |
| 53s, paired | 34.120 | 39.693 | -5.573 | 0.85960 |
Does a shared suit matter?
Looking only at deals where the hands share a suit, A8s has 65.22%; looking only at deals where they do not, 62.12%. A8s does better with a shared suit, by 3.10 points.
| Deals | Specific deals | Share of deals | A8s wins | Ties | 53s wins | A8s equity |
|---|---|---|---|---|---|---|
| Share a suit | 4 | 25.00 | 64.905 | 0.635 | 34.460 | 65.223 |
| No shared suit | 12 | 75.00 | 61.858 | 0.532 | 37.610 | 62.124 |
How often this matchup comes up
This page stands for 16 specific-card matchups (0.0010% of 1,624,350 ordered deals), or 32 once you count the seats both ways (0.0020%).
A worked example
A $100 all-in from each player makes a $200 pot, and the exact equity says A8s gets $125.80 of it on average and 53s gets $74.20.
Per 1,000 deals: A8s wins about 626, 53s wins about 368, and about 6 end in a split pot.
The same matchup from the other side
The mirror image, 53s against A8s, is 37.10% to 62.90%, and its address redirects to this page.
Keep exploring
Open the calculator with As8s against 5h3h 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.
How this was computed
Each figure is a complete count over boards. Take the 16 specific deals, group them by suit pattern, deal all 1,712,304 boards against each, and compare the two seven-card hands. Equity counts a tie as half a win; the flop rows use every one of a board's ten flops.
Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.
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