| Sirkind vs Kazuya | 21–7 | 75.00% |
| Sirkind vs Nina | 14–8 | 63.64% |
| Sirkind vs Reina | 14–8 | 63.64% |
| Sirkind vs King | 15–5 | 75.00% |
| Sirkind vs Dragunov | 13–4 | 76.47% |
| Sirkind vs Jin | 13–2 | 86.67% |
| Sirkind vs Bryan | 10–4 | 71.43% |
| Sirkind vs Steve | 12–2 | 85.71% |
| Sirkind vs Yoshimitsu | 9–4 | 69.23% |
| Sirkind vs Eddy | 8–5 | 61.54% |
| Sirkind vs Paul | 3–8 | 27.27% |
| Sirkind vs Law | 6–5 | 54.55% |
| Sirkind vs Azucena | 7–3 | 70.00% |
| Sirkind vs Asuka | 6–3 | 66.67% |
| Sirkind vs Raven | 6–3 | 66.67% |
| Sirkind vs Claudio | 6–1 | 85.71% |
| Sirkind vs Lee | 3–3 | 50.00% |
| Sirkind vs Jun | 3–3 | 50.00% |
| Sirkind vs Hwoarang | 5–0 | 100.00% |
| Sirkind vs Xiaoyu | 3–2 | 60.00% |
| Sirkind vs Shaheen | 1–4 | 20.00% |
| Sirkind vs Victor | 4–1 | 80.00% |
| Sirkind vs Jack-8 | 2–2 | 50.00% |
| Sirkind vs Devil Jin | 4–0 | 100.00% |
| Sirkind vs Lili | 4–0 | 100.00% |
| Sirkind vs Leo | 4–0 | 100.00% |
| Sirkind vs Lars | 2–2 | 50.00% |
| Sirkind vs Leroy | 2–2 | 50.00% |
| Sirkind vs Lidia | 2–2 | 50.00% |
| Sirkind vs Feng | 2–1 | 66.67% |
| Sirkind vs Kuma | 2–1 | 66.67% |
| Sirkind vs Zafina | 2–1 | 66.67% |
| Sirkind vs Panda | 1–1 | 50.00% |
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.