Hand odds / AJ vs AT

AJ vs AT: odds and equity

In short

AJo wins 68.8% of the time against ATo all in before the flop, ATo wins 23.1%, and they split the pot 8.0% of the time. AJo is a clear favourite, about 3 to 1. With AJo vs ATs the split is 68.7% to 31.3% in equity.

AJo

72.8%

vs

ATo

27.2%

Equity: win% plus half of the 8.0% split pots. AJo is a clear favourite, about 3 to 1.

Every suit combination

MatchupHand 1 winsHand 2 winsSplitHand 1 equity
AJs vs ATs66.2%26.5%7.3%69.9%
AJs vs ATo70.1%22.2%7.7%73.9%
AJo vs ATs64.8%27.5%7.7%68.7%
AJo vs ATo68.8%23.1%8.0%72.8%

What the flop does to it

When no 10 comes on the flop (87.8% of flops), AJo has 78.7% equity going to the turn. When one does, AJo drops to 30.9%.

ATo shares a card with AJo, so pairing that card doesn't help: it needs its other card to come. Domination like this is why calling with weaker hands of the same kind costs so much.

When this all-in happens in push/fold

At 10BB in 6-max, the Button shoves AJo always and the Big Blind calls with ATo 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, AJ or AT?
AJo. All in preflop it has 72.8% equity against ATo: 68.8% wins plus half of the 8.0% split pots. That's a clear favourite, about 3 to 1.
Do suits change the odds?
A little. AJs vs ATs is 69.9% to 30.1%; AJs vs ATo is 73.9% to 26.1%; AJo vs ATs is 68.7% to 31.3%; AJo vs ATo is 72.8% to 27.2%. Suited hands make more flushes, which is worth a few percent.
What happens on the flop?
When no 10 comes on the flop (87.8% of flops), AJo has 78.7% equity going to the turn. When one does, AJo drops to 30.9%.
When does AJ vs AT happen in push/fold?
At 10BB in 6-max, the Button shoves AJo always and the Big Blind calls with ATo 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: 108 card combinations for AJo vs ATo, 1,712,304 boards each. The numbers are exact, not simulated.

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