| Pain Peko vs Bryan | 26–6 | 81.25% |
| Pain Peko vs Kazuya | 21–8 | 72.41% |
| Pain Peko vs Reina | 24–1 | 96.00% |
| Pain Peko vs Paul | 17–2 | 89.47% |
| Pain Peko vs Hwoarang | 12–5 | 70.59% |
| Pain Peko vs Jin | 14–3 | 82.35% |
| Pain Peko vs Leo | 12–5 | 70.59% |
| Pain Peko vs King | 13–0 | 100.00% |
| Pain Peko vs Lars | 12–1 | 92.31% |
| Pain Peko vs Azucena | 10–3 | 76.92% |
| Pain Peko vs Law | 11–1 | 91.67% |
| Pain Peko vs Leroy | 10–2 | 83.33% |
| Pain Peko vs Steve | 8–3 | 72.73% |
| Pain Peko vs Lidia | 8–3 | 72.73% |
| Pain Peko vs Xiaoyu | 10–0 | 100.00% |
| Pain Peko vs Devil Jin | 8–1 | 88.89% |
| Pain Peko vs Lili | 7–2 | 77.78% |
| Pain Peko vs Lee | 7–2 | 77.78% |
| Pain Peko vs Zafina | 5–4 | 55.56% |
| Pain Peko vs Jun | 7–2 | 77.78% |
| Pain Peko vs Feng | 5–3 | 62.50% |
| Pain Peko vs Eddy | 8–0 | 100.00% |
| Pain Peko vs Heihachi | 8–0 | 100.00% |
| Pain Peko vs Yoshimitsu | 6–1 | 85.71% |
| Pain Peko vs Asuka | 7–0 | 100.00% |
| Pain Peko vs Dragunov | 5–1 | 83.33% |
| Pain Peko vs Shaheen | 4–2 | 66.67% |
| Pain Peko vs Alisa | 4–1 | 80.00% |
| Pain Peko vs Claudio | 5–0 | 100.00% |
| Pain Peko vs Jack-8 | 4–0 | 100.00% |
| Pain Peko vs Kuma | 4–0 | 100.00% |
| Pain Peko vs Panda | 4–0 | 100.00% |
| Pain Peko vs Victor | 4–0 | 100.00% |
| Pain Peko vs Raven | 3–0 | 100.00% |
| Pain Peko vs Anna | 0–2 | 0.00% |
| Pain Peko vs Nina | 1–0 | 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.