Hand odds / AA vs AJ

AA vs AJ: odds and equity

In short

AA wins 91.7% of the time against AJo all in before the flop, AJo wins 7.1%, and they split the pot 1.3% of the time. AA is a big favourite, more than 11 to 1. With AA vs AJs the split is 87.1% to 12.9% in equity.

AA

92.3%

vs

AJo

7.7%

Equity: win% plus half of the 1.3% split pots. AA is a big favourite, more than 11 to 1.

Every suit combination

MatchupHand 1 winsHand 2 winsSplitHand 1 equity
AA vs AJs86.4%12.3%1.2%87.1%
AA vs AJo91.7%7.1%1.3%92.3%

What the flop does to it

When no J comes on the flop (87.8% of flops), AA has 93.4% equity going to the turn. When one does, AA drops to 84.2%.

AA holds one of AJo's cards, so AJo has fewer ways to pair. That's what makes this one so lopsided.

When this all-in happens in push/fold

At 10BB in 6-max, the Button shoves AA always and the Big Blind calls with AJo always, so this exact all-in comes straight off the charts.

How often each hand shoves or calls in our solved 6-max chip-EV charts. A row with both columns high is a spot where this exact all-in is correct for both players. See every chart.

Common questions

Who is the favourite, AA or AJ?
AA. All in preflop it has 92.3% equity against AJo: 91.7% wins plus half of the 1.3% split pots. That's a big favourite, more than 11 to 1.
Do suits change the odds?
A little. AA vs AJs is 87.1% to 12.9%; AA vs AJo is 92.3% to 7.7%. Suited hands make more flushes, which is worth a few percent.
What happens on the flop?
When no J comes on the flop (87.8% of flops), AA has 93.4% equity going to the turn. When one does, AA drops to 84.2%.
When does AA vs AJ happen in push/fold?
At 10BB in 6-max, the Button shoves AA always and the Big Blind calls with AJo always, so this exact all-in comes straight off the charts.
How were these odds worked out?
By counting every possible five-card board for every combination of suits: 36 card combinations for AA vs AJo, 1,712,304 boards each. The numbers are exact, not simulated.

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