---
title: "J9s vs 86s: preflop equity"
url: "https://georgelipoker.com/equity/j9s-vs-86s.md"
canonical_url: "https://georgelipoker.com/equity/j9s-vs-86s"
last_updated: "2026-10-23"
type: "reference"
summary: "J9s is a big favorite over 86s before the flop: 64.33% to 35.67% equity, counted exactly over every board, with the split by flop type and suit."
related: ["https://georgelipoker.com/equity/j9s-vs-76s.md", "https://georgelipoker.com/equity/j9s-vs-75s.md", "https://georgelipoker.com/equity/jto-vs-86s.md"]
---

# J9s vs 86s: preflop equity

J9s is a big favorite over 86s before the flop: 64.33% to 35.67% equity, counted exactly over every board, with the split by flop type and suit.

Over all 1,712,304 boards that can follow this deal, J9s finishes with 64.33% of the pot and 86s with 35.67%.

## J9s against 86s: the numbers

**Exact preflop results for J9s against 86s, in percent**

| Hand | Wins | Ties | Loses | Equity |
| --- | --- | --- | --- | --- |
| J9s | 63.702 | 1.261 | 35.037 | 64.333 |
| 86s | 35.037 | 1.261 | 63.702 | 35.667 |

Each side holds one of the suited hands: J9s and 86s. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other.

That is a modest edge, the kind that shows up over many hands and is easy to miss in one. Split pots make up 1.26% of the boards, and both equity figures count them as half a win each.

Among the 169 starting hands, J9s is number 55 and 86s is number 110 by strength against a random hand.

**Boards behind the percentages: 27,396,864 counted in all**

| Hand | Boards won, about | Boards tied, about | Boards lost, about |
| --- | --- | --- | --- |
| J9s | 17,452,000 | 345,000 | 9,599,000 |
| 86s | 9,599,000 | 345,000 | 17,452,000 |

The board total is exact, 16 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

**J9s against 86s read as odds**

| Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) |
| --- | --- | --- | --- | --- |
| J9s | 1.804 | 1.570 | 2.854 | 0.554 |
| 86s | 0.554 | 2.854 | 1.570 | 1.804 |

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: J9s holds 68.92% on rainbow flops topped by a ten or better and 47.76% on low rainbow flops (nine high or lower). The overall edge for J9s hides low rainbow flops (nine high or lower), where 86s comes out in front.

**J9s against 86s by flop texture, in percent**

| Flop | Share of flops | J9s wins | Ties | 86s wins | J9s equity |
| --- | --- | --- | --- | --- | --- |
| Rainbow, ten or higher | 25.220 | 68.560 | 0.718 | 30.722 | 68.919 |
| Rainbow, nine or lower | 5.689 | 47.533 | 0.447 | 52.020 | 47.756 |
| Two-tone | 46.727 | 63.538 | 0.613 | 35.849 | 63.845 |
| Monotone | 5.273 | 59.419 | 3.647 | 36.934 | 61.243 |
| Paired | 17.091 | 63.687 | 3.365 | 32.948 | 65.370 |

Rainbow flops have three suits, two-tone flops repeat one suit, monotone flops are all one suit, and paired flops repeat a rank.

## Compared with a random hand

How much does the opponent matter? Compared with its random-hand 55.66%, J9s changes by +8.67 points, and 86s, from 46.24%, by -10.57.

**J9s and 86s here compared with each against a random hand, in percent**

| Case | Equity here | Against a random hand | Change in points | Times the random-hand equity |
| --- | --- | --- | --- | --- |
| J9s, all flops | 64.333 | 55.662 | +8.671 | 1.15578 |
| J9s, rainbow, ten or higher | 68.919 | 55.662 | +13.257 | 1.23817 |
| J9s, rainbow, nine or lower | 47.756 | 55.662 | -7.906 | 0.85796 |
| J9s, two-tone | 63.845 | 55.662 | +8.183 | 1.14701 |
| J9s, monotone | 61.243 | 55.662 | +5.581 | 1.10027 |
| J9s, paired | 65.370 | 55.662 | +9.708 | 1.17441 |
| 86s, all flops | 35.667 | 46.243 | -10.576 | 0.77130 |
| 86s, rainbow, ten or higher | 31.081 | 46.243 | -15.162 | 0.67212 |
| 86s, rainbow, nine or lower | 52.244 | 46.243 | +6.001 | 1.12977 |
| 86s, two-tone | 36.155 | 46.243 | -10.088 | 0.78185 |
| 86s, monotone | 38.757 | 46.243 | -7.486 | 0.83812 |
| 86s, paired | 34.630 | 46.243 | -11.613 | 0.74887 |

## Does a shared suit matter?

The suit split reads 66.85% for J9s with a shared suit and 63.49% without one. J9s does better with a shared suit, by 3.36 points.

**J9s against 86s by suit overlap, in percent**

| Deals | Specific deals | Share of deals | J9s wins | Ties | 86s wins | J9s equity |
| --- | --- | --- | --- | --- | --- | --- |
| Share a suit | 4 | 25.00 | 66.165 | 1.377 | 32.458 | 66.853 |
| No shared suit | 12 | 75.00 | 62.881 | 1.222 | 35.897 | 63.492 |

## How often this matchup comes up

J9s against 86s is made up of 16 specific-card matchups in one seat order, 0.0010% of the 1,624,350 ordered deals, and 32 counting both seat orders, 0.0020%.

## A worked example

To see what the equity is worth, imagine $100 each in a $200 pot. J9s is worth $128.66 on average (+$28.66); 86s is worth $71.34 (-$28.66).

Think in thousands: about 637 of 1,000 go to J9s, about 350 go to 86s, and about 13 are chopped.

## The same matchup from the other side

Swap the hands and you get 86s with 35.67% against J9s with 64.33%. We keep one page per matchup, with the better-ranked hand first.

## Keep exploring

Try Js9s against 8h6h 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.

- [Open Js9s against 8h6h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=Js9s&p2=8h6h)
- [J9s combos](https://georgelipoker.com/combos/j9s.md)
- [86s combos](https://georgelipoker.com/combos/86s.md)
- [J9s vs 76s](https://georgelipoker.com/equity/j9s-vs-76s.md)
- [J9s vs 75s](https://georgelipoker.com/equity/j9s-vs-75s.md)
- [JTo vs 86s](https://georgelipoker.com/equity/jto-vs-86s.md)
- [All hand matchups](https://georgelipoker.com/equity.md)

## How this was computed

All 1,712,304 five-card boards are dealt for every suit pattern among the 16 specific deals of J9s against 86s, and both hands are scored on each. That is a full count, so the percentages are exact. Ties are half a win each, and each board appears once per flop it contains.

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

## Related

- [J9s vs 76s: preflop equity](https://georgelipoker.com/equity/j9s-vs-76s.md)
- [J9s vs 75s: preflop equity](https://georgelipoker.com/equity/j9s-vs-75s.md)
- [JTo vs 86s: preflop equity](https://georgelipoker.com/equity/jto-vs-86s.md)