| Saiiko vs Bryan | 52–39 | 57.14% |
| Saiiko vs Steve | 50–38 | 56.82% |
| Saiiko vs Jin | 44–41 | 51.76% |
| Saiiko vs King | 46–38 | 54.76% |
| Saiiko vs Kazuya | 57–26 | 68.67% |
| Saiiko vs Dragunov | 43–22 | 66.15% |
| Saiiko vs Heihachi | 33–21 | 61.11% |
| Saiiko vs Lee | 28–25 | 52.83% |
| Saiiko vs Paul | 37–13 | 74.00% |
| Saiiko vs Hwoarang | 32–16 | 66.67% |
| Saiiko vs Devil Jin | 24–24 | 50.00% |
| Saiiko vs Reina | 28–19 | 59.57% |
| Saiiko vs Yoshimitsu | 23–23 | 50.00% |
| Saiiko vs Clive | 29–13 | 69.05% |
| Saiiko vs Jack-8 | 11–24 | 31.43% |
| Saiiko vs Lili | 21–14 | 60.00% |
| Saiiko vs Victor | 19–16 | 54.29% |
| Saiiko vs Nina | 19–11 | 63.33% |
| Saiiko vs Law | 17–11 | 60.71% |
| Saiiko vs Jun | 13–12 | 52.00% |
| Saiiko vs Eddy | 13–11 | 54.17% |
| Saiiko vs Feng | 12–10 | 54.55% |
| Saiiko vs Azucena | 14–8 | 63.64% |
| Saiiko vs Asuka | 15–6 | 71.43% |
| Saiiko vs Lars | 6–15 | 28.57% |
| Saiiko vs Alisa | 11–7 | 61.11% |
| Saiiko vs Claudio | 8–10 | 44.44% |
| Saiiko vs Leo | 7–10 | 41.18% |
| Saiiko vs Kuma | 6–11 | 35.29% |
| Saiiko vs Anna | 11–6 | 64.71% |
| Saiiko vs Zafina | 11–5 | 68.75% |
| Saiiko vs Lidia | 8–8 | 50.00% |
| Saiiko vs Xiaoyu | 2–10 | 16.67% |
| Saiiko vs Leroy | 6–5 | 54.55% |
| Saiiko vs Shaheen | 6–3 | 66.67% |
| Saiiko vs Panda | 5–4 | 55.56% |
| Saiiko vs Raven | 4–4 | 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.