Four To A Straight Flush or Three To A Straight Flush?

In 9/6 Jacks or Better, four to a straight flush is the correct play over three to a straight flush, worth 10.58 more coins on average (5-coin bet). This exact conflict is dealt about once every 1274 hands. Drill it in the trainer →
1 in 1274hands: how often this decision appears
+10.58coins: average EV edge of the correct play
8.3coins lost per 1,000 hands if always misplayed

Example hand

2♠ 3♠ 4♠ 5♠ 7♥

CORRECT PLAYhold 2♠ 3♠ 4♠ 5♠EV 17.660 coins
vs
TEMPTINGhold 3♠ 4♠ 5♠EV 2.336 coins
#HoldEV, coins (5-coin bet)
1hold 2♠ 3♠ 4♠ 5♠17.660
2hold 3♠ 4♠ 5♠2.336
3hold 2♠ 3♠ 4♠1.929
4hold 2♠ 3♠ 5♠1.929
5hold 2♠ 4♠ 5♠1.929

Check any hand yourself in the hand calculator, or see all 64 decision conflicts ranked by frequency.