| Westblast vs King | 20–6 | 76.92% |
| Westblast vs Bryan | 5–12 | 29.41% |
| Westblast vs Reina | 11–6 | 64.71% |
| Westblast vs Clive | 7–9 | 43.75% |
| Westblast vs Steve | 6–9 | 40.00% |
| Westblast vs Jun | 4–10 | 28.57% |
| Westblast vs Xiaoyu | 8–5 | 61.54% |
| Westblast vs Azucena | 5–8 | 38.46% |
| Westblast vs Jin | 4–8 | 33.33% |
| Westblast vs Asuka | 6–6 | 50.00% |
| Westblast vs Hwoarang | 6–3 | 66.67% |
| Westblast vs Lars | 3–5 | 37.50% |
| Westblast vs Heihachi | 4–4 | 50.00% |
| Westblast vs Kazuya | 5–2 | 71.43% |
| Westblast vs Lidia | 6–1 | 85.71% |
| Westblast vs Law | 5–1 | 83.33% |
| Westblast vs Dragunov | 4–2 | 66.67% |
| Westblast vs Armor King | 3–3 | 50.00% |
| Westblast vs Lili | 1–4 | 20.00% |
| Westblast vs Fahkumram | 2–2 | 50.00% |
| Westblast vs Paul | 3–0 | 100.00% |
| Westblast vs Leo | 3–0 | 100.00% |
| Westblast vs Lee | 1–2 | 33.33% |
| Westblast vs Victor | 2–1 | 66.67% |
| Westblast vs Devil Jin | 0–2 | 0.00% |
| Westblast vs Feng | 2–0 | 100.00% |
| Westblast vs Alisa | 2–0 | 100.00% |
| Westblast vs Claudio | 0–2 | 0.00% |
| Westblast vs Shaheen | 0–2 | 0.00% |
| Westblast vs Leroy | 1–1 | 50.00% |
| Westblast vs Raven | 1–1 | 50.00% |
| Westblast vs Eddy | 2–0 | 100.00% |
| Westblast vs Anna | 1–1 | 50.00% |
| Westblast vs Miary Zo | 2–0 | 100.00% |
| Westblast vs Yoshimitsu | 0–1 | 0.00% |
| Westblast vs Jack-8 | 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.