AJs vs T8s: preflop equity

Over all 1,712,304 boards that can follow this deal, AJs finishes with 63.21% of the pot and T8s with 36.79%.

AJs

63.21%

Wins 62.98%, ties 0.47%

T8s

36.79%

Wins 36.55%, ties 0.47%

Equity counts a tie as half a win. Exact over every board.

AJs against T8s: the numbers

Exact preflop results for AJs against T8s, in percent
HandWinsTiesLosesEquity
AJs62.9750.47236.55363.211
T8s36.5530.47262.97536.789

This is a contest between two suited hands, AJs and T8s. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

A 26.42 point lead is real, and T8s still takes about 365 of every 1,000 deals outright. Ties are part of the picture: 0.47% of boards end in a split pot, and each side counts that as half a win.

By strength against a random hand, AJs holds place 11 of 169 and T8s holds place 73.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AJs17,253,000129,00010,014,000
T8s10,014,000129,00017,253,000

The board total is exact, 16 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

AJs against T8s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AJs1.7181.5882.7360.582
T8s0.5822.7361.5881.718

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

Rainbow flops topped by a ten or better are the best for AJs (66.61%); low rainbow flops (nine high or lower) are the worst (52.90%). AJs stays ahead on all five textures.

AJs against T8s by flop texture, in percent
FlopShare of flopsAJs winsTiesT8s winsAJs equity
Rainbow, ten or higher23.86766.5340.14633.32066.607
Rainbow, nine or lower7.04252.5940.62046.78652.904
Two-tone46.72762.3560.23037.41462.471
Monotone5.27358.4483.39538.15760.145
Paired17.09165.3740.62833.99865.688

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, 65.39% for AJs and 52.33% for T8s. This opponent changes them by -2.18 and -15.54 points.

AJs and T8s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AJs, all flops63.21165.393-2.1820.96663
AJs, rainbow, ten or higher66.60765.393+1.2141.01856
AJs, rainbow, nine or lower52.90465.393-12.4890.80902
AJs, two-tone62.47165.393-2.9220.95532
AJs, monotone60.14565.393-5.2480.91975
AJs, paired65.68865.393+0.2951.00451
T8s, all flops36.78952.334-15.5450.70297
T8s, rainbow, ten or higher33.39352.334-18.9410.63807
T8s, rainbow, nine or lower47.09652.334-5.2380.89991
T8s, two-tone37.52952.334-14.8050.71711
T8s, monotone39.85552.334-12.4790.76155
T8s, paired34.31252.334-18.0220.65563

Does a shared suit matter?

Suit overlap shows up in the numbers. With a suit in common AJs has 65.61% equity, and with none in common it has 62.41%. AJs does better with a shared suit, by 3.20 points.

AJs against T8s by suit overlap, in percent
DealsSpecific dealsShare of dealsAJs winsTiesT8s winsAJs equity
Share a suit425.0065.3370.54634.11765.610
No shared suit1275.0062.1880.44737.36562.412

How often this matchup comes up

Counting specific cards, AJs against T8s appears in 16 of the 1,624,350 ordered heads-up deals (0.0010%), and in 32 when the seats are swapped too (0.0020%).

A worked example

Say each player puts $100 in before the flop, making a $200 pot. On average AJs takes back $126.42 of it, which is $26.42 more than it put in, and T8s takes back $73.58, $26.42 less than it put in.

In 1,000 deals of exactly this matchup, expect about 630 won outright by AJs, about 365 won outright by T8s and about 5 split.

The same matchup from the other side

Swap the hands and you get T8s with 36.79% against AJs with 63.21%. We keep one page per matchup, with the better-ranked hand first.

The calculator link fills in AsJs against Th8h, a deal where the two hands share no suit. Change any card to test your own hand. The neighboring matchups below swap one of the two hands for one of similar strength.

How this was computed

The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 16 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it.

Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.

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