| Sekkii vs King | 26–11 | 70.27% |
| Sekkii vs Steve | 19–12 | 61.29% |
| Sekkii vs Dragunov | 12–11 | 52.17% |
| Sekkii vs Law | 13–8 | 61.90% |
| Sekkii vs Kazuya | 8–12 | 40.00% |
| Sekkii vs Eddy | 7–10 | 41.18% |
| Sekkii vs Heihachi | 5–10 | 33.33% |
| Sekkii vs Hwoarang | 7–6 | 53.85% |
| Sekkii vs Yoshimitsu | 7–5 | 58.33% |
| Sekkii vs Jin | 4–8 | 33.33% |
| Sekkii vs Bryan | 4–7 | 36.36% |
| Sekkii vs Lili | 7–4 | 63.64% |
| Sekkii vs Leo | 8–3 | 72.73% |
| Sekkii vs Victor | 6–5 | 54.55% |
| Sekkii vs Raven | 5–6 | 45.45% |
| Sekkii vs Alisa | 4–4 | 50.00% |
| Sekkii vs Reina | 4–4 | 50.00% |
| Sekkii vs Asuka | 4–3 | 57.14% |
| Sekkii vs Clive | 2–5 | 28.57% |
| Sekkii vs Armor King | 3–4 | 42.86% |
| Sekkii vs Zafina | 2–4 | 33.33% |
| Sekkii vs Lidia | 4–2 | 66.67% |
| Sekkii vs Miary Zo | 6–0 | 100.00% |
| Sekkii vs Jack-8 | 4–1 | 80.00% |
| Sekkii vs Claudio | 2–3 | 40.00% |
| Sekkii vs Fahkumram | 3–2 | 60.00% |
| Sekkii vs Lee | 2–2 | 50.00% |
| Sekkii vs Kuma | 1–3 | 25.00% |
| Sekkii vs Jun | 0–4 | 0.00% |
| Sekkii vs Anna | 2–2 | 50.00% |
| Sekkii vs Xiaoyu | 0–3 | 0.00% |
| Sekkii vs Devil Jin | 1–2 | 33.33% |
| Sekkii vs Leroy | 2–1 | 66.67% |
| Sekkii vs Azucena | 1–2 | 33.33% |
| Sekkii vs Lars | 1–1 | 50.00% |
| Sekkii 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.