AQo vs T8s: preflop equity

The exact count puts AQo at 60.53% and T8s at 39.47% when the two hands see all five board cards.

AQo

60.53%

Wins 60.31%, ties 0.43%

T8s

39.47%

Wins 39.26%, ties 0.43%

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

AQo against T8s: the numbers

Exact preflop results for AQo against T8s, in percent
HandWinsTiesLosesEquity
AQo60.3130.43239.25560.529
T8s39.2550.43260.31339.471

The matchup pits an offsuit hand against a suited hand. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

A 21.06 point lead is real, and T8s still takes about 393 of every 1,000 deals outright. A split pot comes up on 0.43% of boards, so the wins and the equity differ by half of that.

The hand ranking puts AQo at 14 and T8s at 73 out of 169 starting hands.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AQo49,572,000355,00032,264,000
T8s32,264,000355,00049,572,000

Exact total: 48 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.

AQo against T8s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AQo1.5341.6582.5470.652
T8s0.6522.5471.6581.534

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

Across the five flop textures AQo's equity moves by 14.56 points, from 50.48% on low rainbow flops (nine high or lower) to 65.04% on rainbow flops topped by a ten or better. AQo stays ahead on all five textures.

AQo against T8s by flop texture, in percent
FlopShare of flopsAQo winsTiesT8s winsAQo equity
Rainbow, ten or higher23.98864.9710.14634.88365.044
Rainbow, nine or lower7.04250.1300.69949.17150.479
Two-tone46.66758.8080.25340.93958.935
Monotone5.21257.5262.36340.11158.708
Paired17.09162.9300.62436.44663.242

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

How much does the opponent matter? Compared with its random-hand 64.43%, AQo changes by -3.90 points, and T8s, from 52.33%, by -12.86.

AQo and T8s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AQo, all flops60.52964.432-3.9030.93942
AQo, rainbow, ten or higher65.04464.432+0.6121.00950
AQo, rainbow, nine or lower50.47964.432-13.9530.78345
AQo, two-tone58.93564.432-5.4970.91469
AQo, monotone58.70864.432-5.7240.91116
AQo, paired63.24264.432-1.1900.98153
T8s, all flops39.47152.334-12.8630.75421
T8s, rainbow, ten or higher34.95652.334-17.3780.66794
T8s, rainbow, nine or lower49.52152.334-2.8130.94625
T8s, two-tone41.06552.334-11.2690.78467
T8s, monotone41.29252.334-11.0420.78901
T8s, paired36.75852.334-15.5760.70237

Does a shared suit matter?

Does suit overlap move the numbers? AQo has 61.22% when the hands share a suit and 59.84% when they do not. AQo does better with a shared suit, by 1.38 points.

AQo against T8s by suit overlap, in percent
DealsSpecific dealsShare of dealsAQo winsTiesT8s winsAQo equity
Share a suit2450.0060.9870.47338.54061.223
No shared suit2450.0059.6390.39139.97059.835

How often this matchup comes up

How often does it happen? 48 of the 1,624,350 ordered deals (0.0030%) are AQo against T8s, and 96 (0.0059%) if either hand may sit in either seat.

A worked example

To see what the equity is worth, imagine $100 each in a $200 pot. AQo is worth $121.06 on average (+$21.06); T8s is worth $78.94 (-$21.06).

Think in thousands: about 603 of 1,000 go to AQo, about 393 go to T8s, and about 4 are chopped.

The same matchup from the other side

T8s versus AQo is this same page seen from the other hand: 39.47% for T8s, 60.53% for AQo.

Try AsQh against Td8d in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.

How this was computed

Nothing here is simulated. The 48 deals of AQo against T8s 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.

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