How deep can the small blind shove T8o?
T8o shoves every time as the small blind up to 16bb. At 16bb its shove is worth -0.4907 big blinds against -0.5000 for folding. Between 16.5bb and 17.5bb it mixes, so either choice is close to break-even there. In that zone the shove is worth -0.5000 big blinds, level with the -0.5000 for folding. Past 17.5bb the chart folds it.
| Stack | Shove frequency | Shove EV | Fold EV | Equity when called |
|---|---|---|---|---|
| 1bb | 100% | -0.006 | -0.500 | 49.7% |
| 2bb | 100% | -0.011 | -0.500 | 49.7% |
| 3bb | 100% | -0.027 | -0.500 | 48.1% |
| 4bb | 100% | -0.116 | -0.500 | 43.6% |
| 5bb | 100% | -0.212 | -0.500 | 40.5% |
| 6bb | 100% | -0.272 | -0.500 | 38.8% |
| 7bb | 100% | -0.338 | -0.500 | 37.6% |
| 8bb | 100% | -0.377 | -0.500 | 37.2% |
| 9bb | 100% | -0.389 | -0.500 | 36.6% |
| 10bb | 100% | -0.394 | -0.500 | 36.5% |
| 11bb | 100% | -0.424 | -0.500 | 36.2% |
| 12bb | 100% | -0.444 | -0.500 | 36.1% |
| 13bb | 100% | -0.448 | -0.500 | 36.0% |
| 14bb | 100% | -0.448 | -0.500 | 36.2% |
| 15bb | 100% | -0.491 | -0.500 | 36.2% |
| 16bb | 100% | -0.491 | -0.500 | 35.8% |
| 17bb | 60% | -0.500 | -0.500 | 35.4% |
| 18bb | 0% | -0.508 | -0.500 | 35.4% |
| 19bb | 0% | -0.526 | -0.500 | 35.1% |
| 20bb | 0% | -0.520 | -0.500 | 35.2% |
When should the big blind call with T8o?
T8o calls every time as the big blind up to 6.5bb. At 6.5bb its call is worth -0.9327 big blinds against -1.0000 for folding. At 6.5bb a call breaks even at 42.3% equity, because the big blind has already posted a full blind that folding gives up. Past 6.5bb the chart folds it.
| Stack | Call frequency | Call EV | Fold EV | Equity vs shoves |
|---|---|---|---|---|
| 1bb | 100% | -0.006 | -1.000 | 49.7% |
| 2bb | 100% | -0.099 | -1.000 | 47.5% |
| 3bb | 100% | -0.318 | -1.000 | 44.7% |
| 4bb | 100% | -0.518 | -1.000 | 43.5% |
| 5bb | 100% | -0.691 | -1.000 | 43.1% |
| 6bb | 100% | -0.882 | -1.000 | 42.6% |
| 7bb | 0% | -1.041 | -1.000 | 42.6% |
| 8bb | 0% | -1.309 | -1.000 | 41.8% |
| 9bb | 0% | -1.462 | -1.000 | 41.9% |
| 10bb | 0% | -1.677 | -1.000 | 41.6% |
| 11bb | 0% | -2.093 | -1.000 | 40.5% |
| 12bb | 0% | -2.333 | -1.000 | 40.3% |
| 13bb | 0% | -2.579 | -1.000 | 40.1% |
| 14bb | 0% | -2.773 | -1.000 | 40.1% |
| 15bb | 0% | -3.182 | -1.000 | 39.4% |
| 16bb | 0% | -3.422 | -1.000 | 39.3% |
| 17bb | 0% | -3.746 | -1.000 | 39.0% |
| 18bb | 0% | -3.999 | -1.000 | 38.9% |
| 19bb | 0% | -4.232 | -1.000 | 38.9% |
| 20bb | 0% | -4.478 | -1.000 | 38.8% |
What makes T8o different from similar hands?
T8o is 12 combos out of the 1,326 two-card hands and ranks number 91 of the 169 starting-hand classes by equity against a random hand. From the small blind, T8o shoves every time only up to 16bb, while T8s shoves at every stack from 1 to 20bb. From the big blind, T8o calls cleanly 2.5bb shallower than T8s (6.5bb against 9bb). The offsuit version has three times as many combos but gives up the flush equity of its suited twin.
Where can I check other hands like T8o?
The stack pages show the full shove and call charts at each depth, and the hands closest to T8o in strength, along with T8s, have pages of their own. The combos page counts the specific hands that make up T8o and how card removal changes them.
How were the numbers for T8o computed?
The game has two players, blinds of 0.5 and 1, no ante and one effective stack. Every one of the 169 starting-hand classes is dealt in proportion to the card-compatible pairs of specific hands, and a showdown is settled with the exact equity from our preflop table. Each side keeps answering the other's average strategy until neither can gain, then the borderline hands are solved exactly.
Source: GeorgeLiPoker's own heads-up solver, run on its exact preflop equity table.
Questions
- Is T8o a shove at 10bb heads-up?
- Yes. At 10bb the small blind shoves T8o: shoving is worth -0.394 big blinds and folding -0.500.
- Should the big blind call a shove with T8o at 15bb?
- No. At 15bb calling with T8o is worth -3.182 big blinds against -1.000 for folding, so the chart folds.
- Why does T8o change from a shove to a fold as stacks grow?
- Deeper stacks put more chips at risk for the same blinds, and the big blind can afford to call a smaller share of hands. T8o shoves every time only up to 16bb.