A7s vs QTs: preflop equity

Dealt all in against each other, A7s takes 55.45% of the pot on average and QTs takes the other 44.55%.

A7s

55.45%

Wins 55.21%, ties 0.48%

QTs

44.55%

Wins 44.31%, ties 0.48%

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

A7s against QTs: the numbers

Exact preflop results for A7s against QTs, in percent
HandWinsTiesLosesEquity
A7s55.2100.47544.31555.447
QTs44.3150.47555.21044.553

A7s and QTs are both suited hands. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

The lead is steady rather than large, and the flop still has plenty of say in who wins. A split pot comes up on 0.48% of boards, so the wins and the equity differ by half of that.

In the ranking of all 169 starting hands, A7s is number 24 and QTs is number 34.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
A7s15,126,000130,00012,141,000
QTs12,141,000130,00015,126,000

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.

A7s against QTs read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
A7s1.2451.8112.2570.804
QTs0.8042.2571.8111.245

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

A7s prefers low rainbow flops (nine high or lower), where it holds 72.24%, and likes rainbow flops topped by a ten or better least, where it holds 49.22%. Rainbow flops topped by a ten or better favor QTs, the hand that is behind overall.

A7s against QTs by flop texture, in percent
FlopShare of flopsA7s winsTiesQTs winsA7s equity
Rainbow, ten or higher23.86749.1470.15450.69949.224
Rainbow, nine or lower7.04271.9340.60727.45972.237
Two-tone46.72754.0790.23345.68854.195
Monotone5.27351.5433.39745.06053.242
Paired17.09161.0080.62838.36461.322

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 A7s 60.98% and QTs 59.47%. Against each other the change is -5.53 points for A7s and -14.92 for QTs.

A7s and QTs here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
A7s, all flops55.44760.984-5.5370.90921
A7s, rainbow, ten or higher49.22460.984-11.7600.80716
A7s, rainbow, nine or lower72.23760.984+11.2531.18452
A7s, two-tone54.19560.984-6.7890.88868
A7s, monotone53.24260.984-7.7420.87305
A7s, paired61.32260.984+0.3381.00554
QTs, all flops44.55359.468-14.9150.74919
QTs, rainbow, ten or higher50.77659.468-8.6920.85384
QTs, rainbow, nine or lower27.76359.468-31.7050.46686
QTs, two-tone45.80559.468-13.6630.77025
QTs, monotone46.75859.468-12.7100.78627
QTs, paired38.67859.468-20.7900.65040

Does a shared suit matter?

Does suit overlap move the numbers? A7s has 57.16% when the hands share a suit and 54.88% when they do not. A7s does better with a shared suit, by 2.28 points.

A7s against QTs by suit overlap, in percent
DealsSpecific dealsShare of dealsA7s winsTiesQTs winsA7s equity
Share a suit425.0056.8820.55142.56757.158
No shared suit1275.0054.6520.44944.89954.877

How often this matchup comes up

Counting specific cards, A7s against QTs 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

Put $100 each into a $200 pot and deal every board once: A7s averages $110.90 back, ahead of its $100 by $10.90, while QTs averages $89.10, short of its $100 by $10.90.

Think in thousands: about 552 of 1,000 go to A7s, about 443 go to QTs, and about 5 are chopped.

The same matchup from the other side

Read it from the other side: QTs against A7s is the same matchup with the numbers swapped, so QTs holds 44.55% and A7s holds 55.45%. That address sends you back to this page.

Try As7s against QhTh 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

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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