| Giannis vs Jin | 179–203 | 46.86% |
| Giannis vs Kazuya | 153–203 | 42.98% |
| Giannis vs Bryan | 133–138 | 49.08% |
| Giannis vs Paul | 112–129 | 46.47% |
| Giannis vs King | 134–104 | 56.30% |
| Giannis vs Hwoarang | 128–101 | 55.90% |
| Giannis vs Law | 111–102 | 52.11% |
| Giannis vs Reina | 89–108 | 45.18% |
| Giannis vs Dragunov | 106–88 | 54.64% |
| Giannis vs Devil Jin | 77–96 | 44.51% |
| Giannis vs Steve | 85–85 | 50.00% |
| Giannis vs Feng | 79–87 | 47.59% |
| Giannis vs Lee | 84–78 | 51.85% |
| Giannis vs Yoshimitsu | 87–71 | 55.06% |
| Giannis vs Xiaoyu | 81–58 | 58.27% |
| Giannis vs Heihachi | 60–64 | 48.39% |
| Giannis vs Nina | 63–59 | 51.64% |
| Giannis vs Eddy | 49–72 | 40.50% |
| Giannis vs Lili | 62–56 | 52.54% |
| Giannis vs Lars | 62–52 | 54.39% |
| Giannis vs Jun | 49–62 | 44.14% |
| Giannis vs Zafina | 47–62 | 43.12% |
| Giannis vs Jack-8 | 55–45 | 55.00% |
| Giannis vs Clive | 41–57 | 41.84% |
| Giannis vs Leo | 33–52 | 38.82% |
| Giannis vs Alisa | 52–33 | 61.18% |
| Giannis vs Claudio | 38–47 | 44.71% |
| Giannis vs Azucena | 38–47 | 44.71% |
| Giannis vs Lidia | 42–36 | 53.85% |
| Giannis vs Asuka | 38–39 | 49.35% |
| Giannis vs Victor | 36–38 | 48.65% |
| Giannis vs Leroy | 32–38 | 45.71% |
| Giannis vs Raven | 36–31 | 53.73% |
| Giannis vs Shaheen | 23–20 | 53.49% |
| Giannis vs Kuma | 18–22 | 45.00% |
| Giannis vs Panda | 9–13 | 40.91% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.