| Siddiqi vs King | 28–14 | 66.67% |
| Siddiqi vs Jin | 17–20 | 45.95% |
| Siddiqi vs Bryan | 11–12 | 47.83% |
| Siddiqi vs Raven | 12–11 | 52.17% |
| Siddiqi vs Hwoarang | 12–9 | 57.14% |
| Siddiqi vs Xiaoyu | 14–7 | 66.67% |
| Siddiqi vs Dragunov | 16–5 | 76.19% |
| Siddiqi vs Lee | 12–9 | 57.14% |
| Siddiqi vs Reina | 13–6 | 68.42% |
| Siddiqi vs Yoshimitsu | 12–6 | 66.67% |
| Siddiqi vs Victor | 8–10 | 44.44% |
| Siddiqi vs Kazuya | 13–4 | 76.47% |
| Siddiqi vs Feng | 10–6 | 62.50% |
| Siddiqi vs Steve | 10–4 | 71.43% |
| Siddiqi vs Leroy | 12–2 | 85.71% |
| Siddiqi vs Leo | 10–3 | 76.92% |
| Siddiqi vs Law | 10–2 | 83.33% |
| Siddiqi vs Eddy | 9–3 | 75.00% |
| Siddiqi vs Nina | 7–4 | 63.64% |
| Siddiqi vs Kuma | 3–8 | 27.27% |
| Siddiqi vs Paul | 6–4 | 60.00% |
| Siddiqi vs Azucena | 6–4 | 60.00% |
| Siddiqi vs Alisa | 7–2 | 77.78% |
| Siddiqi vs Jun | 8–1 | 88.89% |
| Siddiqi vs Heihachi | 6–3 | 66.67% |
| Siddiqi vs Asuka | 3–4 | 42.86% |
| Siddiqi vs Devil Jin | 5–1 | 83.33% |
| Siddiqi vs Lili | 4–2 | 66.67% |
| Siddiqi vs Lars | 5–1 | 83.33% |
| Siddiqi vs Panda | 3–2 | 60.00% |
| Siddiqi vs Jack-8 | 3–1 | 75.00% |
| Siddiqi vs Claudio | 3–1 | 75.00% |
| Siddiqi vs Anna | 4–0 | 100.00% |
| Siddiqi vs Armor King | 2–2 | 50.00% |
| Siddiqi vs Zafina | 1–1 | 50.00% |
| Siddiqi vs Fahkumram | 2–0 | 100.00% |
| Siddiqi vs Lidia | 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.