5 outs on the turn against a two-thirds-pot bet: call or fold

Fold. With 5 outs on the turn, your 10.87% chance falls short of the 28.57% price of a two-thirds-pot bet.

Verdict

Fold

5 outs, turn, two-thirds-pot bet

  • Chance to hit by the riverone card to come10.87%
  • Equity the call needs$66.67 into a pot of $233.3328.57%
  • Margin over the priceyour chance minus the price-17.70 points

How the verdict is reached

The call is clearly not worth making. 10.87% is your chance to hit, 28.57% is the price, and the gap between them is 17.70 points.

Counts like 5 outs often come from a mix of draws. Of 46 unseen cards, 5 help, or 10.87% on one card.

Putting dollars on the call

  • Pot before the bet$100
  • Bet$66.67
  • You call$66.67
  • Pot with your call in$233.33
  • Gain on a hit$166.67
  • Net loss when you miss$66.67
  • Your chance to hit10.87%
  • Expected value of a call-$41.30
  • Break-even equity28.57%
  • Your chance minus the price, unrounded-17.7019 points
  • Fractional outs at the price13.14 outs
  • Your outs minus break-even outs-8.14 outs

Suppose a hit wins the entire pot, a miss loses your call, and no more betting follows. The average gain is $18.12, the average loss is $59.42, and calling loses $41.30 on average, or -0.620 per dollar called.

Read as odds: 8.2 : 1 against you, 2.5 : 1 from the pot.

The price is 28.57% because your call goes into the pot too. Leave it out and you get 40.00%, a margin of -29.1304 points that does not exist; use the starting pot instead and 66.67% puts the margin at -55.7971 points.

What it would take to call

Your chance is 10.87%, so a hit has to pay $613.33 in all, or $380 more than the pot you can see. That extra is 5.70 times what you call.

14 outs is the threshold against a two-thirds-pot bet on the turn, a chance of 30.43%. That is 9 more than your 5.

Price of a two-thirds-pot call with future winnings added, 5 outs on the turn
Future winningsPrice with themYour chance minus priceValue of the callCall?
$028.57%-17.70 points-$41.30Fold
$5023.53%-12.66 points-$35.87Fold
$10020.00%-9.13 points-$30.43Fold
$25013.79%-2.92 points-$14.13Fold
$5009.09%+1.78 points+$13.04Call

Turn against flop

Only the river remains, so there is just one number: 10.87%. For reference, the same draw on the flop was 20.35%, 9.48 points higher, which against 28.57% is a fold.

5 outs against a two-thirds-pot bet, flop and turn
StreetChance by the riverMargin over priceValue of the callVerdict
Flop, two cards to come20.35%-8.2199 points-$19.18Fold
Turn, one card to come10.87%-17.7019 points-$41.30Fold

The call as outs change

How fast does the margin move? About 2.17 points per out on the turn. The rows below keep the two-thirds-pot bet fixed and change only the outs.

Outs 3 to 7 on the turn against a two-thirds-pot bet
OutsBy the riverMarginVerdict
3 outs6.52%-22.05 pointsFold
4 outs8.70%-19.88 pointsFold
5 outs, this page10.87%-17.70 pointsFold
6 outs13.04%-15.53 pointsFold
7 outs15.22%-13.35 pointsFold

The same draw against other bet sizes

Look down the margin column to see where the draw stops paying. Every row uses 5 outs on the turn and a bet of a different size.

No bet size in the table is a call. The smallest, quarter-pot, needs 16.67% against your 10.87%, and the largest bet this draw could call is only 0.14 times the pot ($13.89 on a $100 pot).

5 outs on the turn against every bet size
Bet sizeEquity neededMarginVerdict
quarter-pot16.67%-5.80 pointsFold
third-pot20.00%-9.13 pointsFold
two-fifths-pot22.22%-11.35 pointsFold
half-pot25.00%-14.13 pointsFold
two-thirds-pot, this page28.57%-17.70 pointsFold
three-quarter-pot30.00%-19.13 pointsFold
pot-size33.33%-22.46 pointsFold
1.25x-pot35.71%-24.84 pointsFold
1.5x-pot37.50%-26.63 pointsFold
2x-pot40.00%-29.13 pointsFold
3x-pot42.86%-31.99 pointsFold
4x-pot44.44%-33.57 pointsFold

How this is computed

Here is how 10.87% was found. There is one card to come, so the chance is read directly from 5 outs among 46 unseen cards.

These figures describe a clean spot. You pay the whole bet, which costs $66.67 of a $233.33 pot (28.57%), collect the whole pot on a hit, meet no more bets, and draw from 46 equally likely cards, with no adjustment for an opponent's hand.

Computed from the closed form by the GeorgeLiPoker math library.

Updated

Questions

Are 5 outs on the turn worth a call against a bet of two thirds of the pot?

Verdict: fold. A two-thirds-pot bet asks for 28.57% and you have 10.87%, a margin of -17.70 points. For a $66.67 call into a $100 pot, with no later bets and the whole pot won on a hit, the average is -$41.30.

What is the fewest outs that can call a two-thirds-pot bet on the turn?

The threshold is 14 outs. It gives 30.43%, clearing 28.57%, whereas 13 gives only 28.26%. Holding 5 puts you 9 below it, with a chance of 10.87%.

Which hit chance fits a two-thirds-pot bet on the turn?

They are one number here. With a single card to come, 10.87% is both the next-card chance and the by-the-river chance, and it gives a fold against 28.57%, a margin of -17.70 points.

Check your own hands against the numbers

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