| Gianni vs Kazuya | 166–148 | 52.87% |
| Gianni vs Jin | 136–113 | 54.62% |
| Gianni vs Heihachi | 130–101 | 56.28% |
| Gianni vs Law | 106–49 | 68.39% |
| Gianni vs King | 64–65 | 49.61% |
| Gianni vs Reina | 67–62 | 51.94% |
| Gianni vs Bryan | 65–61 | 51.59% |
| Gianni vs Steve | 63–61 | 50.81% |
| Gianni vs Hwoarang | 66–47 | 58.41% |
| Gianni vs Dragunov | 51–44 | 53.68% |
| Gianni vs Jun | 43–45 | 48.86% |
| Gianni vs Devil Jin | 46–38 | 54.76% |
| Gianni vs Paul | 49–28 | 63.64% |
| Gianni vs Clive | 31–37 | 45.59% |
| Gianni vs Nina | 37–30 | 55.22% |
| Gianni vs Eddy | 37–30 | 55.22% |
| Gianni vs Lidia | 34–29 | 53.97% |
| Gianni vs Victor | 28–30 | 48.28% |
| Gianni vs Asuka | 39–16 | 70.91% |
| Gianni vs Azucena | 31–21 | 59.62% |
| Gianni vs Yoshimitsu | 17–34 | 33.33% |
| Gianni vs Lili | 26–23 | 53.06% |
| Gianni vs Xiaoyu | 27–18 | 60.00% |
| Gianni vs Lars | 24–20 | 54.55% |
| Gianni vs Armor King | 17–27 | 38.64% |
| Gianni vs Lee | 19–24 | 44.19% |
| Gianni vs Fahkumram | 22–21 | 51.16% |
| Gianni vs Feng | 19–23 | 45.24% |
| Gianni vs Jack-8 | 16–16 | 50.00% |
| Gianni vs Claudio | 13–17 | 43.33% |
| Gianni vs Leo | 12–15 | 44.44% |
| Gianni vs Alisa | 14–13 | 51.85% |
| Gianni vs Zafina | 12–13 | 48.00% |
| Gianni vs Raven | 7–18 | 28.00% |
| Gianni vs Shaheen | 7–16 | 30.43% |
| Gianni vs Anna | 14–9 | 60.87% |
| Gianni vs Leroy | 8–12 | 40.00% |
| Gianni vs Miary Zo | 5–9 | 35.71% |
| Gianni vs Kuma | 8–3 | 72.73% |
| Gianni vs Panda | 3–7 | 30.00% |
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.