33 vs T8s: preflop equity

The exact count puts T8s at 52.38% and 33 at 47.62% when the two hands see all five board cards.

33

47.62%

Wins 46.90%, ties 1.45%

T8s

52.38%

Wins 51.65%, ties 1.45%

Equity counts a tie as half a win. Exact over every board.

33 against T8s: the numbers

Exact preflop results for 33 against T8s, in percent
HandWinsTiesLosesEquity
3346.8981.45251.65047.624
T8s51.6501.45246.89852.376

The matchup pits a pocket pair against a suited hand. One hand holds a pair and the other holds two cards that both outrank it, which keeps the equity closer than most people expect.

This is close to even money, with T8s a little ahead. The tie share is 1.45%: on those boards the pot is chopped and neither hand wins outright.

33 ranks number 66 of 169 starting hands, and T8s ranks number 73, by equity against a random hand.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
3319,273,000597,00021,226,000
T8s21,226,000597,00019,273,000

The total is exact: 24 specific deals times 1,712,304 boards. The three counts are approximate, worked out from the percentages to five decimals and rounded to the nearest thousand.

33 against T8s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
330.9092.1321.9361.100
T8s1.1001.9362.1320.909

The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity.

Who is ahead on which flops

If you know the kind of flop that came, the numbers shift: T8s holds 53.78% on two-tone flops and 48.25% on low rainbow flops (nine high or lower). The lead reverses on low rainbow flops (nine high or lower) and paired flops: there 33 is the favorite even though T8s is ahead overall.

33 against T8s by flop texture, in percent
FlopShare of flops33 winsTiesT8s wins33 equity
Rainbow, ten or higher25.22046.8250.82752.34847.239
Rainbow, nine or lower5.68951.4200.66247.91851.751
Two-tone46.54545.8390.76053.40146.219
Monotone5.21246.3683.52750.10548.132
Paired17.33448.5203.85647.62450.448

A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank.

Compared with a random hand

Against one random hand instead, 33 holds 53.69% and T8s holds 52.33%. Facing each other changes that by -6.07 points for 33 and +0.05 points for T8s.

33 and T8s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
33, all flops47.62453.693-6.0690.88697
33, rainbow, ten or higher47.23953.693-6.4540.87980
33, rainbow, nine or lower51.75153.693-1.9420.96383
33, two-tone46.21953.693-7.4740.86080
33, monotone48.13253.693-5.5610.89643
33, paired50.44853.693-3.2450.93956
T8s, all flops52.37652.334+0.0421.00080
T8s, rainbow, ten or higher52.76152.334+0.4271.00816
T8s, rainbow, nine or lower48.24952.334-4.0850.92194
T8s, two-tone53.78152.334+1.4471.02765
T8s, monotone51.86852.334-0.4660.99110
T8s, paired49.55252.334-2.7820.94684

Does a shared suit matter?

Of the deals of this matchup, 12 share a suit (T8s at 52.23%) and 12 do not (52.53%). T8s does better with no shared suit, by 0.30 points.

33 against T8s by suit overlap, in percent
DealsSpecific dealsShare of deals33 winsTiesT8s wins33 equity
Share a suit1250.0047.0321.48251.48647.773
No shared suit1250.0046.7641.42251.81447.475

How often this matchup comes up

33 against T8s is made up of 24 specific-card matchups in one seat order, 0.0015% of the 1,624,350 ordered deals, and 48 counting both seat orders, 0.0030%.

A worked example

Put $100 each into a $200 pot and deal every board once: T8s averages $104.76 back, ahead of its $100 by $4.76, while 33 averages $95.24, short of its $100 by $4.76.

Think in thousands: about 516 of 1,000 go to T8s, about 469 go to 33, and about 15 are chopped.

The same matchup from the other side

The reversed view, T8s against 33, shows 52.38% for T8s and 47.62% for 33. It is the same count, so it redirects here.

Try 3s3h against Td8d in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.

How this was computed

We counted every case. Each suit pattern of the 24 specific 33 against T8s deals meets all 1,712,304 boards, and the better five-card hand wins; a split pot is half a win each. The flop table reads each board under all ten of its three-card flops.

Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.

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