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offsuitone gapper

42o

33.3%
Equity vs one random hand — #168 of 169

Two unconnected offsuit cards — the class of hand most often overvalued.

Heads-up (1 opponent)
33.3% · #168
6-handed (5 opponents)
9.5% · #164
9-handed (8 opponents)
6.4% · #161
Chen score
2
Combos
12 / 1,326
Dealt frequency
0.9%
Favourite against
2 of 168 hands

42o (four-deuce offsuit) wins 33.3% of the time against a single random opponent, which places it 168th out of the 169 starting hands — the top 99.4% of the range. At a six-handed table (five opponents) its equity falls to 9.5% and its rank moves to 164; nine-handed (eight opponents) it holds 6.4% for rank 161. Two unconnected offsuit cards — the class of hand most often overvalued.

Its suited/offsuit twin 42s runs at 36.9% (rank 158), a gap of 3.6 points. Losing the shared suit costs 3.6 points of raw equity. The hand directly above it in the ranking is 62o at 34.1%, and directly below is 32o at 32.3%, so three hands are packed into a band of 1.8 points.

Played heads-up against each of the other 168 hands, 42o is a favourite against 2 of them and an underdog against 166. Its best matchup is 32o at 53.0% and its worst is 44 at 10.7% — a spread of 42.3 points, which is why calling 42o simply "strong" or "weak" says very little. 1 opponents land inside one point of a coinflip, the closest being 32s at 50.5%.

It is dominated by 8 hands in return, the worst of them A4s, which leaves 42o with only 23.4%. A single kicker can move the number by tens of points, and the full table below lists every one of those opponents.

Within the 78 offsuit hands it comes 77 of 78. The strongest hand in that group, AKo, is 32.1 points away, and the weakest, 32o, sits 1 points below. Measured against the average equity of all 169 hands, 51%, 42o lands -17.7 points from the middle of the pack, and 167 hands in the full ranking are still ahead of it.

Adding players costs equity steadily: 33.3% against one opponent, 20.7% against two, 11.6% against four and 6.4% against eight. That last figure is 58% of an even nine-way share (11.1%). The Chen formula scores this hand at 2 points, and it arrives 0.9% of the time (12 of 1,326 combinations).

One caveat worth repeating: every number on this page assumes the opponent holds a completely random hand and that the pot goes to showdown. Real opponents hold ranges, and a range that has already put money in is stronger than random — which is exactly why 42o reads as 33.3% here but plays worse than that against a raise. Use the 168 rows in the table below to see which specific holdings are the problem, rather than treating the headline figure as a verdict on the hand.

By player count

Equity by opponent count

From 33.3% against one opponent down to 6.4% against eight. The x-axis is the number of opponents.

0%20%40%33.3120.7215.0311.649.558.167.476.48opponents
Flop odds

How often 42o hits the flop

Exact counts over all 19,600 flops and 2,118,760 five-card boards from the 50 cards left once your two are out — no simulation.

42o pairs the board on the flop — at least one of its two ranks hits — 32.4% of the time, and flops top pair or better (the paired card is the highest on the board, or two pair and up) 3.56%. By the river it has made a pair or better 48.7% of the time.

For straights, the flop completes one 0.653% of the time (128 flops), gives an eight-out draw 3.67% and a four-out gutshot 12.7%. By the river a straight using a hole card completes 5.20% of the time.

Put together, 42o flops a pair or better or a strong draw (an eight-out straight draw) 36.3% of the time — rank 105 of the 156 unpaired hands (tied with 1 other). The highest is JTs, T9s, 98s and 4 others at 50.6% and the lowest AKo, A2o at 32.8%.

OutcomeProbabilityCount / totalFrequencyOdds against
Flop a pair or better (either card hits)32.4%6,356 / 19,6001 in 3.12.1 to 1
top pair or better (highest card on board, or two pair and up)3.56%698 / 19,6001 in 28.127.1 to 1
two pair (both cards hit)2.02%396 / 19,6001 in 49.548.5 to 1
trips (one card hits twice)1.35%264 / 19,6001 in 74.273.2 to 1
Flop a made straight0.653%128 / 19,6001 in 153152 to 1
Flop an eight-out straight draw3.67%720 / 19,6001 in 27.226.2 to 1
Flop a four-out gutshot12.7%2,496 / 19,6001 in 7.96.9 to 1
Pair or better, or a strong draw (eight-out straight draw) or better36.3%7,108 / 19,6001 in 2.81.8 to 1
Pair or better by the river48.7%1,032,752 / 2,118,7601 in 2.11.1 to 1
Straight by the river (using a hole card)5.20%110,176 / 2,118,7601 in 19.218.2 to 1
By flop texture

How the flop moves 42o's equity

Equity against one random hand with the flop out and the turn and river to come. Exact counts over every deal of the opponent's two cards and the board — no simulation.

Against one random hand, 42o goes from 33.2% before the flop up to 58.2% when either card pairs, and down to 21.2% when both miss. It connects 32.4% of the time (6,356 of 19,600 flops). Missing with a card above 4 on board leaves 21.2%; missing with nothing above 4 leaves 27.2%.

By board shape: rainbow 33.1%, two-tone 33.1%, monotone 35.5%. A monotone flop in one of your suits gives 42.4%. A paired board gives 31.8%, and a connected board (three ranks within five) 31.4%. The best row in the table is "Either card hits (a matching rank on the flop)" at 58.2%, the worst "and at least one card above 4" at 21.2%.

The 33.3% at the top of the page is a 400,000-hand simulation; this table counts every deal of the opponent's two cards and the five-card board (2,097,572,400 per starting hand), which puts the pre-flop figure at 33.20% (a gap of 0.10 points). Each equity is taken with the flop out and the turn and river still to come.

FlopHow oftenFlops (of 19,600)42o equityvs before the flop
Before the flop (average of every flop)100.0%19,60033.2%—
Either card hits (a matching rank on the flop)32.4%6,35658.2%+25.0pt
Neither card hits67.6%13,24421.2%−12.0pt
and nothing above 40.0204%427.2%−6.0pt
and at least one card above 467.6%13,24021.2%−12.0pt
Rainbow (three different suits)39.8%7,80033.1%−0.1pt
Two-tone (two cards share a suit)55.0%10,78833.1%−0.1pt
Monotone (all three one suit)5.16%1,01235.5%+2.3pt
Monotone in one of your suits2.24%44042.4%+9.2pt
Exactly two cards of one of your suits25.6%5,01632.4%−0.8pt
Paired board (two or more of a rank)17.2%3,36431.8%−1.4pt
Connected board (three ranks within five, A can play low)19.0%3,72831.4%−1.8pt
Matchups

Against all 168 other hands

200,000 simulated showdowns per pairing. Opponent names link to that hand's page; the shape column links to the matchup page where one exists.

Sort
42o played heads-up against each of the other 168 hands
Opponent handOpp. rank42o equityvs 50%Shape
AA113.1%-36.9PAIR VS CARDS
KK214.7%-35.3PAIR VS CARDS
QQ314.6%-35.4PAIR VS CARDS
JJ414.6%-35.4PAIR VS CARDS
TT514.7%-35.3PAIR VS CARDS
99614.5%-35.5PAIR VS CARDS
88714.7%-35.3PAIR VS CARDS
AKs832.8%-17.2HIGH CARD
77914.6%-35.4PAIR VS CARDS
AQs1032.7%-17.3HIGH CARD
AJs1132.7%-17.3HIGH CARD
AKo1234.4%-15.6HIGH CARD
ATs1332.6%-17.4HIGH CARD
AQo1434.4%-15.6HIGH CARD
AJo1534.2%-15.8HIGH CARD
KQs1632.5%-17.5HIGH CARD
661713.8%-36.2PAIR VS CARDS
A9s1832.7%-17.3HIGH CARD
ATo1934.2%-15.8HIGH CARD
KJs2032.3%-17.7HIGH CARD
A8s2132.8%-17.2HIGH CARD
KTs2232.5%-17.5HIGH CARD
KQo2334.2%-15.8HIGH CARD
A7s2432.4%-17.6HIGH CARD
A9o2534.2%-15.8HIGH CARD
KJo2634.2%-15.8HIGH CARD
552712.2%-37.8PAIR VS CARDS
QJs2832.0%-18.0HIGH CARD
A6s2932.7%-17.3HIGH CARD
K9s3032.4%-17.6HIGH CARD
A8o3134.2%-15.8HIGH CARD
A5s3230.9%-19.1HIGH CARD
KTo3334.0%-16.0HIGH CARD
QTs3432.0%-18.0HIGH CARD
A4s3523.4%-26.6DOMINATED
A7o3634.1%-15.9HIGH CARD
K8s3733.0%-17.0HIGH CARD
A3s3834.8%-15.2HIGH CARD
QJo3933.8%-16.2HIGH CARD
K9o4034.1%-15.9HIGH CARD
Q9s4132.4%-17.6HIGH CARD
A5o4232.6%-17.4HIGH CARD
A2s4324.8%-25.2DOMINATED
K7s4432.7%-17.3HIGH CARD
A6o4534.3%-15.7HIGH CARD
JTs4631.7%-18.3HIGH CARD
QTo4733.4%-16.6HIGH CARD
444810.7%-39.3PAIR VS CARDS
K6s4932.8%-17.2HIGH CARD
A4o5024.3%-25.7DOMINATED
Q8s5132.6%-17.4HIGH CARD
K8o5234.7%-15.3HIGH CARD
A3o5336.6%-13.4HIGH CARD
K5s5432.6%-17.4HIGH CARD
J9s5531.7%-18.3HIGH CARD
Q9o5633.7%-16.3HIGH CARD
JTo5733.1%-16.9HIGH CARD
K7o5834.5%-15.5HIGH CARD
K4s5925.5%-24.5DOMINATED
A2o6025.8%-24.2DOMINATED
Q7s6133.0%-17.0HIGH CARD
K6o6234.2%-15.8HIGH CARD
K3s6336.0%-14.0HIGH CARD
J8s6432.3%-17.7HIGH CARD
T9s6531.6%-18.4HIGH CARD
Q8o6634.4%-15.6HIGH CARD
336729.8%-20.2PAIR VS CARDS
Q6s6832.7%-17.3HIGH CARD
K2s6926.9%-23.1DOMINATED
J9o7033.5%-16.5HIGH CARD
K5o7133.8%-16.2HIGH CARD
Q5s7232.8%-17.2HIGH CARD
J7s7332.5%-17.5HIGH CARD
T8s7432.2%-17.8HIGH CARD
K4o7526.2%-23.8DOMINATED
Q7o7634.6%-15.4HIGH CARD
Q4s7726.1%-23.9DOMINATED
J8o7834.2%-15.8HIGH CARD
T9o7933.1%-16.9HIGH CARD
K3o8038.1%-11.9HIGH CARD
Q3s8136.1%-13.9HIGH CARD
Q6o8234.3%-15.7HIGH CARD
98s8331.8%-18.2HIGH CARD
T7s8432.2%-17.8HIGH CARD
J6s8533.0%-17.0HIGH CARD
K2o8627.9%-22.1DOMINATED
Q5o8734.1%-15.9HIGH CARD
228834.0%-16.0PAIR VS CARDS
Q2s8927.1%-22.9DOMINATED
J5s9032.6%-17.4HIGH CARD
T8o9133.9%-16.1HIGH CARD
J7o9234.3%-15.7HIGH CARD
J4s9326.7%-23.3DOMINATED
97s9432.1%-17.9HIGH CARD
Q4o9527.0%-23.0DOMINATED
T6s9632.6%-17.4HIGH CARD
J3s9736.2%-13.8HIGH CARD
98o9833.4%-16.6HIGH CARD
T7o9934.1%-15.9HIGH CARD
Q3o10038.0%-12.0HIGH CARD
87s10132.2%-17.8HIGH CARD
J6o10234.6%-15.4HIGH CARD
J2s10327.8%-22.2DOMINATED
96s10432.8%-17.2HIGH CARD
Q2o10528.4%-21.6DOMINATED
J5o10634.4%-15.6HIGH CARD
T5s10733.1%-16.9HIGH CARD
T4s10827.5%-22.5DOMINATED
97o10933.6%-16.4HIGH CARD
86s11033.0%-17.0HIGH CARD
J4o11127.8%-22.2DOMINATED
T6o11234.3%-15.7HIGH CARD
T3s11336.3%-13.7HIGH CARD
95s11433.1%-16.9HIGH CARD
76s11533.1%-16.9HIGH CARD
J3o11638.1%-11.9HIGH CARD
87o11733.8%-16.2HIGH CARD
T2s11828.5%-21.5DOMINATED
85s11933.3%-16.7HIGH CARD
96o12034.4%-15.6HIGH CARD
T5o12134.6%-15.4HIGH CARD
J2o12229.1%-20.9DOMINATED
94s12328.8%-21.2DOMINATED
75s12433.4%-16.6HIGH CARD
T4o12528.7%-21.3DOMINATED
93s12636.6%-13.4HIGH CARD
86o12734.7%-15.3HIGH CARD
65s12834.5%-15.5HIGH CARD
95o12934.7%-15.3HIGH CARD
84s13030.3%-19.7DOMINATED
T3o13138.2%-11.8HIGH CARD
92s13229.4%-20.6DOMINATED
76o13334.5%-15.5HIGH CARD
74s13430.8%-19.2DOMINATED
T2o13530.1%-19.9DOMINATED
64s13634.2%-15.8DOMINATED
85o13734.9%-15.1HIGH CARD
54s13836.8%-13.2DOMINATED
83s13938.0%-12.0HIGH CARD
94o14029.9%-20.1DOMINATED
75o14135.4%-14.6HIGH CARD
82s14231.2%-18.8DOMINATED
73s14338.3%-11.7HIGH CARD
65o14436.4%-13.6HIGH CARD
93o14538.5%-11.5HIGH CARD
53s14641.8%-8.2HIGH CARD
63s14739.7%-10.3HIGH CARD
84o14831.5%-18.5DOMINATED
92o14930.8%-19.2DOMINATED
43s15043.9%-6.1HIGH CARD
74o15132.1%-17.9DOMINATED
54o15238.2%-11.8DOMINATED
72s15333.7%-16.3DOMINATED
52s15438.3%-11.7DOMINATED
64o15535.6%-14.4DOMINATED
62s15635.4%-14.6DOMINATED
83o15739.7%-10.3HIGH CARD
42s15847.5%-2.5HIGH CARD
82o15932.8%-17.2DOMINATED
73o16040.2%-9.8HIGH CARD
53o16144.4%-5.6HIGH CARD
63o16241.6%-8.4HIGH CARD
32s16350.5%+0.5COINFLIP
43o16446.1%-3.9HIGH CARD
72o16535.2%-14.8DOMINATED
52o16640.2%-9.8HIGH CARD
62o16737.4%-12.6DOMINATED
32o16953.0%+3.0HIGH CARD

Showing 168 of 168 rows

Related

Nearby ranks
Suited / offsuit twin
42s36.9%

FAQ

What is the equity of 42o?

33.3% against one random opponent, which ranks it 168 of 169. Six-handed (five opponents) it is 9.5%, and nine-handed (eight opponents) 6.4%.

How much better is 42o than 42s?

42o is worth 33.3% and 42s 36.9%, a difference of 3.6 points — rank 168 versus rank 158.

How many of the 168 other hands does 42o beat?

It is a heads-up favourite over 2 hands and an underdog against 166. 1 opponents sit within one point of a 50/50 coinflip.

How often does 42o hit the flop?

A pair or better 32.4%, top pair or better 3.56%. A made straight 0.653% and an eight-out straight draw 3.67%. One of those happens 36.3% of the time (all 19,600 flops counted).

What is 42o worth when it misses the flop?

Against one random hand, 21.2% on a flop where neither card pairs (33.2% before the flop, 58.2% when it connects). Exact counts over every deal of the opponent's cards and the board.

424 words / 41 distinct figures — Method