AKs vs 22: preflop equity

Dealt all in against each other, 22 takes 50.11% of the pot on average and AKs takes the other 49.89%.

AKs

49.89%

Wins 49.57%, ties 0.65%

22

50.11%

Wins 49.78%, ties 0.65%

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

AKs against 22: the numbers

Exact preflop results for AKs against 22, in percent
HandWinsTiesLosesEquity
AKs49.5690.64949.78249.893
2249.7820.64949.56950.107

One side is a suited hand, the other is a pocket pair. A pair against two higher cards is the classic race: the pair is usually a small favorite or close to even, and each overcard that pairs is a way to take the lead.

With only 0.22 points between them, the board decides this matchup far more than the cards in hand. A split pot comes up on 0.65% of boards, so the wins and the equity differ by half of that.

By strength against a random hand, AKs holds place 8 of 169 and 22 holds place 87.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AKs20,371,000267,00020,458,000
2220,458,000267,00020,371,000

The board total is exact, 24 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

AKs against 22 read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AKs0.9962.0172.0091.004
221.0042.0092.0170.996

The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity.

Who is ahead on which flops

Across the five flop textures 22's equity moves by 30.49 points, from 45.50% on rainbow flops topped by a ten or better to 75.99% on low rainbow flops (nine high or lower). On rainbow flops topped by a ten or better, two-tone flops and paired flops the numbers flip and AKs is the one ahead.

AKs against 22 by flop texture, in percent
FlopShare of flopsAKs winsTies22 winsAKs equity
Rainbow, ten or higher24.59554.4040.19945.39754.504
Rainbow, nine or lower6.31423.3111.40775.28224.015
Two-tone46.54550.3130.40349.28450.515
Monotone5.21248.0793.75548.16649.957
Paired17.33450.7200.73848.54251.089

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, 67.05% for AKs and 50.33% for 22. This opponent changes them by -17.16 and -0.22 points.

AKs and 22 here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AKs, all flops49.89367.045-17.1520.74417
AKs, rainbow, ten or higher54.50467.045-12.5410.81295
AKs, rainbow, nine or lower24.01567.045-43.0300.35819
AKs, two-tone50.51567.045-16.5300.75345
AKs, monotone49.95767.045-17.0880.74513
AKs, paired51.08967.045-15.9560.76201
22, all flops50.10750.334-0.2270.99549
22, rainbow, ten or higher45.49650.334-4.8380.90388
22, rainbow, nine or lower75.98550.334+25.6511.50962
22, two-tone49.48550.334-0.8490.98313
22, monotone50.04350.334-0.2910.99422
22, paired48.91150.334-1.4230.97173

Does a shared suit matter?

Suit overlap shows up in the numbers. With a suit in common 22 has 50.30% equity, and with none in common it has 49.92%. 22 does better with a shared suit, by 0.38 points.

AKs against 22 by suit overlap, in percent
DealsSpecific dealsShare of dealsAKs winsTies22 winsAKs equity
Share a suit1250.0049.3680.66949.96349.702
No shared suit1250.0049.7700.62949.60150.084

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

To see what the equity is worth, imagine $100 each in a $200 pot. 22 is worth $100.22 on average (+$0.22); AKs is worth $99.78 (-$0.22).

Over a long run, 1,000 deals split into about 498 for 22, 496 for AKs and 6 tied.

The same matchup from the other side

Read it from the other side: 22 against AKs is the same matchup with the numbers swapped, so 22 holds 50.11% and AKs holds 49.89%. That address sends you back to this page.

Open the calculator with AsKs against 2h2d already entered, a deal with no shared suit, and change any card to try your own hand. The matchups after it each swap one hand for a nearby one 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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