---
title: "T9s vs 64s: preflop equity"
url: "https://georgelipoker.com/equity/t9s-vs-64s.md"
canonical_url: "https://georgelipoker.com/equity/t9s-vs-64s"
last_updated: "2026-10-23"
type: "reference"
summary: "T9s is a big favorite over 64s before the flop: 64.42% to 35.58% equity, counted exactly over every board, with the split by flop type and suit."
related: ["https://georgelipoker.com/equity/t9s-vs-53s.md", "https://georgelipoker.com/equity/t9s-vs-43s.md", "https://georgelipoker.com/equity/33-vs-64s.md"]
---

# T9s vs 64s: preflop equity

T9s is a big favorite over 64s before the flop: 64.42% to 35.58% equity, counted exactly over every board, with the split by flop type and suit.

Counting every board, the equity split is 64.42% for T9s and 35.58% for 64s, so T9s leads by 28.84 points.

## T9s against 64s: the numbers

**Exact preflop results for T9s against 64s, in percent**

| Hand | Wins | Ties | Loses | Equity |
| --- | --- | --- | --- | --- |
| T9s | 63.552 | 1.732 | 34.716 | 64.418 |
| 64s | 34.716 | 1.732 | 63.552 | 35.582 |

T9s meets 64s, and both are suited hands. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

T9s is ahead, but 64s is far from dead: it takes 347 of every 1,000 deals outright. Ties are 1.73% of the outcomes here; each tied board gives both hands half the pot.

Among the 169 starting hands, T9s is number 64 and 64s is number 138 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 |
| --- | --- | --- | --- |
| T9s | 17,411,000 | 475,000 | 9,511,000 |
| 64s | 9,511,000 | 475,000 | 17,411,000 |

The total is exact: 16 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.

**T9s against 64s read as odds**

| Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) |
| --- | --- | --- | --- | --- |
| T9s | 1.810 | 1.574 | 2.881 | 0.552 |
| 64s | 0.552 | 2.881 | 1.574 | 1.810 |

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

If you know the kind of flop that came, the numbers shift: T9s holds 68.66% on rainbow flops topped by a ten or better and 50.32% on low rainbow flops (nine high or lower). T9s stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

**T9s against 64s by flop texture, in percent**

| Flop | Share of flops | T9s wins | Ties | 64s wins | T9s equity |
| --- | --- | --- | --- | --- | --- |
| Rainbow, ten or higher | 25.220 | 68.103 | 1.111 | 30.786 | 68.658 |
| Rainbow, nine or lower | 5.689 | 50.075 | 0.490 | 49.435 | 50.320 |
| Two-tone | 46.727 | 63.657 | 0.909 | 35.434 | 64.112 |
| Monotone | 5.273 | 59.627 | 3.888 | 36.485 | 61.571 |
| Paired | 17.091 | 62.249 | 4.644 | 33.107 | 64.571 |

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

A random hand would give T9s 54.03% and 64s 41.33%. Against each other the change is +10.39 points for T9s and -5.75 for 64s.

**T9s and 64s 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 |
| --- | --- | --- | --- | --- |
| T9s, all flops | 64.418 | 54.028 | +10.390 | 1.19231 |
| T9s, rainbow, ten or higher | 68.658 | 54.028 | +14.630 | 1.27079 |
| T9s, rainbow, nine or lower | 50.320 | 54.028 | -3.708 | 0.93137 |
| T9s, two-tone | 64.112 | 54.028 | +10.084 | 1.18664 |
| T9s, monotone | 61.571 | 54.028 | +7.543 | 1.13961 |
| T9s, paired | 64.571 | 54.028 | +10.543 | 1.19514 |
| 64s, all flops | 35.582 | 41.333 | -5.751 | 0.86086 |
| 64s, rainbow, ten or higher | 31.342 | 41.333 | -9.991 | 0.75828 |
| 64s, rainbow, nine or lower | 49.680 | 41.333 | +8.347 | 1.20195 |
| 64s, two-tone | 35.888 | 41.333 | -5.445 | 0.86827 |
| 64s, monotone | 38.429 | 41.333 | -2.904 | 0.92974 |
| 64s, paired | 35.429 | 41.333 | -5.904 | 0.85716 |

## Does a shared suit matter?

When the hands share a suit, T9s holds 66.89%; when they do not, it holds 63.60%. T9s does better with a shared suit, by 3.29 points.

**T9s against 64s by suit overlap, in percent**

| Deals | Specific deals | Share of deals | T9s wins | Ties | 64s wins | T9s equity |
| --- | --- | --- | --- | --- | --- | --- |
| Share a suit | 4 | 25.00 | 65.949 | 1.878 | 32.173 | 66.888 |
| No shared suit | 12 | 75.00 | 62.753 | 1.683 | 35.564 | 63.595 |

## How often this matchup comes up

How often does it happen? 16 of the 1,624,350 ordered deals (0.0010%) are T9s against 64s, and 32 (0.0020%) if either hand may sit in either seat.

## A worked example

Put $100 each into a $200 pot and deal every board once: T9s averages $128.84 back, ahead of its $100 by $28.84, while 64s averages $71.16, short of its $100 by $28.84.

Think in thousands: about 636 of 1,000 go to T9s, about 347 go to 64s, and about 17 are chopped.

## The same matchup from the other side

64s against T9s adds nothing new: it is 35.58% for 64s and 64.42% for T9s, the same figures reversed.

## Keep exploring

Ts9s against 6h4h 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.

- [Open Ts9s against 6h4h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=Ts9s&p2=6h4h)
- [T9s combos](https://georgelipoker.com/combos/t9s.md)
- [64s combos](https://georgelipoker.com/combos/64s.md)
- [T9s vs 53s](https://georgelipoker.com/equity/t9s-vs-53s.md)
- [T9s vs 43s](https://georgelipoker.com/equity/t9s-vs-43s.md)
- [33 vs 64s](https://georgelipoker.com/equity/33-vs-64s.md)
- [All hand matchups](https://georgelipoker.com/equity.md)

## How this was computed

The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 16 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.

## Related

- [T9s vs 53s: preflop equity](https://georgelipoker.com/equity/t9s-vs-53s.md)
- [T9s vs 43s: preflop equity](https://georgelipoker.com/equity/t9s-vs-43s.md)
- [33 vs 64s: preflop equity](https://georgelipoker.com/equity/33-vs-64s.md)