| Sannamii vs King | 50–54 | 48.08% |
| Sannamii vs Lidia | 24–32 | 42.86% |
| Sannamii vs Jin | 18–35 | 33.96% |
| Sannamii vs Kazuya | 19–33 | 36.54% |
| Sannamii vs Reina | 22–30 | 42.31% |
| Sannamii vs Heihachi | 19–33 | 36.54% |
| Sannamii vs Steve | 26–20 | 56.52% |
| Sannamii vs Lili | 21–25 | 45.65% |
| Sannamii vs Eddy | 14–32 | 30.43% |
| Sannamii vs Azucena | 21–20 | 51.22% |
| Sannamii vs Hwoarang | 19–20 | 48.72% |
| Sannamii vs Bryan | 17–21 | 44.74% |
| Sannamii vs Jun | 14–18 | 43.75% |
| Sannamii vs Victor | 12–19 | 38.71% |
| Sannamii vs Asuka | 11–14 | 44.00% |
| Sannamii vs Yoshimitsu | 9–14 | 39.13% |
| Sannamii vs Leo | 6–17 | 26.09% |
| Sannamii vs Paul | 7–15 | 31.82% |
| Sannamii vs Devil Jin | 5–16 | 23.81% |
| Sannamii vs Law | 9–11 | 45.00% |
| Sannamii vs Dragunov | 11–8 | 57.89% |
| Sannamii vs Xiaoyu | 6–12 | 33.33% |
| Sannamii vs Feng | 5–12 | 29.41% |
| Sannamii vs Lee | 5–10 | 33.33% |
| Sannamii vs Alisa | 6–8 | 42.86% |
| Sannamii vs Kuma | 6–7 | 46.15% |
| Sannamii vs Leroy | 6–7 | 46.15% |
| Sannamii vs Raven | 7–6 | 53.85% |
| Sannamii vs Lars | 4–8 | 33.33% |
| Sannamii vs Claudio | 3–9 | 25.00% |
| Sannamii vs Shaheen | 6–5 | 54.55% |
| Sannamii vs Nina | 3–8 | 27.27% |
| Sannamii vs Jack-8 | 7–3 | 70.00% |
| Sannamii vs Clive | 2–8 | 20.00% |
| Sannamii vs Panda | 1–4 | 20.00% |
| Sannamii vs Zafina | 2–0 | 100.00% |
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.