AQo vs QJs: preflop equity

The exact count puts AQo at 68.85% and QJs at 31.15% when the two hands see all five board cards.

AQo

68.85%

Wins 68.12%, ties 1.46%

QJs

31.15%

Wins 30.42%, ties 1.46%

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

AQo against QJs: the numbers

Exact preflop results for AQo against QJs, in percent
HandWinsTiesLosesEquity
AQo68.1161.45830.42668.845
QJs30.4261.45868.11631.155

AQo, an offsuit hand, plays QJs, a suited hand. Because the hands share one rank, the one with the higher kicker is ahead when that rank pairs and the other hand is mostly drawing.

AQo is well ahead, and QJs needs a specific kind of board to catch up. A split pot comes up on 1.46% of boards, so the wins and the equity differ by half of that.

In the ranking of all 169 starting hands, AQo is number 14 and QJs is number 28.

Boards behind the percentages: 61,642,944 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AQo41,989,000899,00018,755,000
QJs18,755,000899,00041,989,000

Exact total: 36 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 QJs read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AQo2.2101.4683.2870.453
QJs0.4533.2871.4682.210

The final column gives the least the pot must offer for each unit called for a call to break even at this equity.

Who is ahead on which flops

Low rainbow flops (nine high or lower) are the best for AQo (81.38%); monotone flops are the worst (64.38%). AQo stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

AQo against QJs by flop texture, in percent
FlopShare of flopsAQo winsTiesQJs winsAQo equity
Rainbow, ten or higher23.17765.9641.25032.78666.589
Rainbow, nine or lower7.77180.7231.31317.96481.379
Two-tone46.52766.3041.18332.51366.896
Monotone5.19262.9602.83934.20164.380
Paired17.33371.7512.12826.12172.815

A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank.

Compared with a random hand

A random hand would give AQo 64.43% and QJs 60.26%. Against each other the change is +4.42 points for AQo and -29.11 for QJs.

AQo and QJs here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AQo, all flops68.84564.432+4.4131.06849
AQo, rainbow, ten or higher66.58964.432+2.1571.03348
AQo, rainbow, nine or lower81.37964.432+16.9471.26302
AQo, two-tone66.89664.432+2.4641.03824
AQo, monotone64.38064.432-0.0520.99919
AQo, paired72.81564.432+8.3831.13011
QJs, all flops31.15560.259-29.1040.51702
QJs, rainbow, ten or higher33.41160.259-26.8480.55446
QJs, rainbow, nine or lower18.62160.259-41.6380.30902
QJs, two-tone33.10460.259-27.1550.54936
QJs, monotone35.62060.259-24.6390.59112
QJs, paired27.18560.259-33.0740.45114

Does a shared suit matter?

Looking only at deals where the hands share a suit, AQo has 69.88%; looking only at deals where they do not, 68.33%. AQo does better with a shared suit, by 1.55 points.

AQo against QJs by suit overlap, in percent
DealsSpecific dealsShare of dealsAQo winsTiesQJs winsAQo equity
Share a suit1233.3369.1181.52829.35469.882
No shared suit2466.6767.6161.42330.96168.327

How often this matchup comes up

You will meet this exact matchup 0.0044% of the time in a random heads-up deal: 72 of 1,624,350, counting either seat order.

A worked example

A $100 all-in from each player makes a $200 pot, and the exact equity says AQo gets $137.70 of it on average and QJs gets $62.30.

Run 1,000 deals and the tally comes out near 681 for AQo, 304 for QJs and 15 ties.

The same matchup from the other side

QJs versus AQo is this same page seen from the other hand: 31.15% for QJs, 68.85% for AQo.

The calculator link fills in AsQh against QdJd, 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

All 1,712,304 five-card boards are dealt for every suit pattern among the 36 specific deals of AQo against QJs, 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.

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