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AA vs KK: who wins?

Pocket aces beat pocket kings about 82% of the time when the money goes in before the flop.

81.9%

AA

vs
18.1%

KK

Favorite
AA · 81.9%
Underdog
KK · 18.1%
Odds
~4.5-to-1
Matchup type
Pair against pair

Kings can only win by making a set, a straight, a flush, or a very unlikely board that plays itself. A king flops or runs out often enough to keep the matchup from being a total wipeout, but four out of five times the aces hold. This is also the classic cooler: with aces against you, kings are almost never folding preflop, and they should not be. Losing with kings to aces is not a mistake, it is the price of a hand that is a monster against everything else.

Quick tip: If you have kings and run into aces, you lose a stack. That is normal. The mistake would be playing kings scared everywhere else.

All numbers are all-in preflop equity vs one opponent, computed by the Poker Shark equity engine from the full 169 by 169 hand matrix, weighted across suited and offsuit combos.

Common questions

AA vs KK: who wins? +

Pocket aces beat pocket kings about 82% of the time when the money goes in before the flop. Exactly measured, AA has 81.9% equity against KK all-in preflop, computed with the Poker Shark equity engine.

What are the odds in AA vs KK? +

AA is roughly a 4.5-to-1 favorite over KK preflop, winning 81.9% of the time to 18.1%.

Know the number? Now win the spot.

Practice these exact collisions against opponents who get it in wrong, and learn to punish them.

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