QQ vs 53s: preflop equity

The exact count puts QQ at 79.13% and 53s at 20.87% when the two hands see all five board cards.

QQ

79.13%

Wins 78.91%, ties 0.46%

53s

20.87%

Wins 20.63%, ties 0.46%

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

QQ against 53s: the numbers

Exact preflop results for QQ against 53s, in percent
HandWinsTiesLosesEquity
QQ78.9050.45720.63879.134
53s20.6380.45778.90520.866

QQ is a pocket pair and 53s is a suited hand. The pair outranks both of the other hand's cards, which is why the pair is a strong favorite.

That is a clear edge, 79.13% to 20.87%, but 53s still wins often enough that one hand proves nothing. About 0.46% of boards chop the pot, which is why equity sits slightly above the win figure for both hands.

Place 3 of 169 belongs to QQ and place 146 belongs to 53s in the ranking against a random hand.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
QQ32,426,000188,0008,481,000
53s8,481,000188,00032,426,000

Exact total: 24 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.

QQ against 53s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
QQ3.7921.2674.8450.264
53s0.2644.8451.2673.792

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

Split by what the flop looks like, QQ peaks at 84.31% on rainbow flops topped by a ten or better and bottoms out at 66.61% on low rainbow flops (nine high or lower). QQ stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

QQ against 53s by flop texture, in percent
FlopShare of flopsQQ winsTies53s winsQQ equity
Rainbow, ten or higher24.59584.2030.21315.58484.310
Rainbow, nine or lower6.31466.0531.11232.83566.609
Two-tone46.54577.0420.37122.58777.227
Monotone5.21272.5942.51924.88773.853
Paired17.33482.9710.17616.85383.059

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

Each hand has a baseline against a random hand: 79.93% for QQ, 39.69% for 53s. Here the change is -0.80 and -18.82 points.

QQ and 53s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
QQ, all flops79.13479.925-0.7910.99010
QQ, rainbow, ten or higher84.31079.925+4.3851.05486
QQ, rainbow, nine or lower66.60979.925-13.3160.83339
QQ, two-tone77.22779.925-2.6980.96624
QQ, monotone73.85379.925-6.0720.92403
QQ, paired83.05979.925+3.1341.03921
53s, all flops20.86639.693-18.8270.52568
53s, rainbow, ten or higher15.69039.693-24.0030.39528
53s, rainbow, nine or lower33.39139.693-6.3020.84123
53s, two-tone22.77339.693-16.9200.57373
53s, monotone26.14739.693-13.5460.65873
53s, paired16.94139.693-22.7520.42680

Does a shared suit matter?

When the hands share a suit, QQ holds 79.72%; when they do not, it holds 78.55%. QQ does better with a shared suit, by 1.17 points.

QQ against 53s by suit overlap, in percent
DealsSpecific dealsShare of dealsQQ winsTies53s winsQQ equity
Share a suit1250.0079.4660.49820.03679.715
No shared suit1250.0078.3450.41621.23978.553

How often this matchup comes up

You will meet this exact matchup 0.0030% of the time in a random heads-up deal: 48 of 1,624,350, counting either seat order.

A worked example

Try it with money: two players each put in $100 and the whole board runs out every possible way. QQ averages $158.26 from the $200, up $58.26; 53s averages $41.74, down $58.26.

Scaled to 1,000 deals, that is roughly 789 wins for QQ, 206 for 53s and 5 chopped pots.

The same matchup from the other side

53s against QQ adds nothing new: it is 20.87% for 53s and 79.13% for QQ, the same figures reversed.

Try QsQh against 5d3d 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

The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 24 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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