| Arlequin vs Heihachi | 61–57 | 51.69% |
| Arlequin vs Kazuya | 35–23 | 60.34% |
| Arlequin vs Lili | 24–12 | 66.67% |
| Arlequin vs Reina | 21–14 | 60.00% |
| Arlequin vs Bryan | 21–13 | 61.76% |
| Arlequin vs Jin | 15–18 | 45.45% |
| Arlequin vs Law | 16–11 | 59.26% |
| Arlequin vs Devil Jin | 16–10 | 61.54% |
| Arlequin vs Dragunov | 14–12 | 53.85% |
| Arlequin vs King | 15–8 | 65.22% |
| Arlequin vs Xiaoyu | 14–9 | 60.87% |
| Arlequin vs Hwoarang | 14–8 | 63.64% |
| Arlequin vs Paul | 12–9 | 57.14% |
| Arlequin vs Jun | 13–8 | 61.90% |
| Arlequin vs Nina | 11–8 | 57.89% |
| Arlequin vs Steve | 7–11 | 38.89% |
| Arlequin vs Yoshimitsu | 9–8 | 52.94% |
| Arlequin vs Eddy | 8–9 | 47.06% |
| Arlequin vs Lidia | 7–7 | 50.00% |
| Arlequin vs Asuka | 10–3 | 76.92% |
| Arlequin vs Feng | 7–6 | 53.85% |
| Arlequin vs Lee | 9–4 | 69.23% |
| Arlequin vs Armor King | 6–7 | 46.15% |
| Arlequin vs Azucena | 6–6 | 50.00% |
| Arlequin vs Anna | 9–2 | 81.82% |
| Arlequin vs Leroy | 8–2 | 80.00% |
| Arlequin vs Leo | 6–3 | 66.67% |
| Arlequin vs Lars | 3–4 | 42.86% |
| Arlequin vs Claudio | 3–3 | 50.00% |
| Arlequin vs Zafina | 4–2 | 66.67% |
| Arlequin vs Raven | 3–3 | 50.00% |
| Arlequin vs Alisa | 4–1 | 80.00% |
| Arlequin vs Fahkumram | 3–2 | 60.00% |
| Arlequin vs Jack-8 | 3–1 | 75.00% |
| Arlequin vs Victor | 3–1 | 75.00% |
| Arlequin vs Clive | 2–2 | 50.00% |
| Arlequin vs Shaheen | 1–0 | 100.00% |
| Arlequin vs Panda | 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.