77 vs 76s: preflop equity

Dealt all in against each other, 77 takes 81.72% of the pot on average and 76s takes the other 18.28%.

77

81.72%

Wins 79.78%, ties 3.89%

76s

18.28%

Wins 16.33%, ties 3.89%

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

77 against 76s: the numbers

Exact preflop results for 77 against 76s, in percent
HandWinsTiesLosesEquity
7779.7793.88616.33581.722
76s16.3353.88679.77918.278

77 is a pocket pair and 76s is a suited hand. The pair already holds one of the other hand's ranks, and that overlap cuts down the cards the other hand can pair with.

This is one of the lopsided matchups: 76s wins only 16.33% of the boards outright. Split pots make up 3.89% of the boards, and both equity figures count them as half a win each.

Among the 169 starting hands, 77 is number 9 and 76s is number 115 by strength against a random hand.

Boards behind the percentages: 20,547,648 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
7716,393,000798,0003,356,000
76s3,356,000798,00016,393,000

The total is exact: 12 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.

77 against 76s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
774.4711.2536.1220.224
76s0.2246.1221.2534.471

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

Split by what the flop looks like, 77 peaks at 86.99% on rainbow flops topped by a ten or better and bottoms out at 73.66% on monotone flops. 77 stays ahead on all five textures.

77 against 76s by flop texture, in percent
FlopShare of flops77 winsTies76s wins77 equity
Rainbow, ten or higher25.78685.6072.76011.63386.987
Rainbow, nine or lower4.99570.4946.38523.12173.687
Two-tone46.23678.8653.11018.02580.420
Monotone5.15271.7873.73624.47773.655
Paired17.83178.6306.86914.50182.064

Flop types: rainbow means three different suits, two-tone means one suit twice, monotone means one suit three times, paired means a repeated rank.

Compared with a random hand

The table below sets each hand against its own random-hand baseline: a change of +15.48 points for 77, from 66.24%, and -27.09 for 76s, from 45.37%.

77 and 76s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
77, all flops81.72266.236+15.4861.23380
77, rainbow, ten or higher86.98766.236+20.7511.31329
77, rainbow, nine or lower73.68766.236+7.4511.11249
77, two-tone80.42066.236+14.1841.21414
77, monotone73.65566.236+7.4191.11201
77, paired82.06466.236+15.8281.23896
76s, all flops18.27845.372-27.0940.40285
76s, rainbow, ten or higher13.01345.372-32.3590.28681
76s, rainbow, nine or lower26.31345.372-19.0590.57994
76s, two-tone19.58045.372-25.7920.43154
76s, monotone26.34545.372-19.0270.58064
76s, paired17.93645.372-27.4360.39531

Does a shared suit matter?

77 and 76s never overlap in suit in a legal deal, so the whole matchup sits in the no-shared-suit row.

77 against 76s by suit overlap, in percent
DealsSpecific dealsShare of deals77 winsTies76s wins77 equity
Share a suit00.00not possiblenot possiblenot possiblenot possible
No shared suit12100.0079.7793.88616.33581.722

How often this matchup comes up

This page stands for 12 specific-card matchups (0.0007% of 1,624,350 ordered deals), or 24 once you count the seats both ways (0.0015%).

A worked example

Worked example: both players commit $100, so $200 sits in the middle. Over every board, 77's average share is $163.44 (a gain of $63.44) and 76s' is $36.56 (a loss of $63.44).

Out of 1,000 deals you should see around 798 outright wins for 77, 163 for 76s, and 39 split pots.

The same matchup from the other side

One page covers both views. From 76s' side the equity is 18.28%, and from 77's side it is 81.72%.

7s7h against 7d6d is a ready-made deal for the calculator, with no suit in common between the hands. The neighboring matchups below replace one hand with another of similar strength.

How this was computed

The page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 12 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows.

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

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