TT vs 88: preflop equity

Dealt all in against each other, TT takes 81.62% of the pot on average and 88 takes the other 18.38%.

TT

81.62%

Wins 81.38%, ties 0.49%

88

18.38%

Wins 18.13%, ties 0.49%

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

TT against 88: the numbers

Exact preflop results for TT against 88, in percent
HandWinsTiesLosesEquity
TT81.3800.48818.13281.624
8818.1320.48881.38018.376

Two pocket pairs meet here: TT against 88. Both hands are pairs, so the bigger pair is ahead on every board that does not pair a card below it.

A gap this wide means 88 is in trouble before the flop and has few good runouts. Ties are part of the picture: 0.49% of boards end in a split pot, and each side counts that as half a win.

Ranked by equity against a random hand, TT is number 5 of the 169 starting hands and 88 is number 7.

Boards behind the percentages: 61,642,944 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
TT50,165,000301,00011,177,000
8811,177,000301,00050,165,000

Exact total: 36 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate.

TT against 88 read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
TT4.4421.2295.5150.225
880.2255.5151.2294.442

The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call.

Who is ahead on which flops

Across the five flop textures TT's equity moves by 16.88 points, from 69.56% on low rainbow flops (nine high or lower) to 86.44% on paired flops. TT stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

TT against 88 by flop texture, in percent
FlopShare of flopsTT winsTies88 winsTT equity
Rainbow, ten or higher24.59584.1450.26415.59184.277
Rainbow, nine or lower6.31469.1990.71930.08269.558
Two-tone46.36380.4940.34619.16080.667
Monotone5.15275.0651.74223.19375.936
Paired17.57686.0750.72413.20186.437

Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank.

Compared with a random hand

A random hand would give TT 75.01% and 88 69.16%. Against each other the change is +6.61 points for TT and -50.78 for 88.

TT and 88 here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
TT, all flops81.62475.012+6.6121.08815
TT, rainbow, ten or higher84.27775.012+9.2651.12351
TT, rainbow, nine or lower69.55875.012-5.4540.92729
TT, two-tone80.66775.012+5.6551.07539
TT, monotone75.93675.012+0.9241.01232
TT, paired86.43775.012+11.4251.15231
88, all flops18.37669.163-50.7870.26569
88, rainbow, ten or higher15.72369.163-53.4400.22733
88, rainbow, nine or lower30.44269.163-38.7210.44015
88, two-tone19.33369.163-49.8300.27953
88, monotone24.06469.163-45.0990.34793
88, paired13.56369.163-55.6000.19610

Does a shared suit matter?

Looking only at deals where the hands share a suit, TT has 81.76%; looking only at deals where they do not, 80.94%. TT does better with a shared suit, by 0.82 points.

TT against 88 by suit overlap, in percent
DealsSpecific dealsShare of dealsTT winsTies88 winsTT equity
Share a suit3083.3381.5090.50417.98781.761
No shared suit616.6780.7360.40918.85580.940

How often this matchup comes up

How often does it happen? 36 of the 1,624,350 ordered deals (0.0022%) are TT against 88, and 72 (0.0044%) if either hand may sit in either seat.

A worked example

Put $100 each into a $200 pot and deal every board once: TT averages $163.24 back, ahead of its $100 by $63.24, while 88 averages $36.76, short of its $100 by $63.24.

Scaled to 1,000 deals, that is roughly 814 wins for TT, 181 for 88 and 5 chopped pots.

The same matchup from the other side

If you came looking for 88 against TT, the numbers are the same with the hands swapped: 18.38% and 81.62%.

Try TsTh against 8d8c 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

The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 36 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it.

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

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