| JaffaCakes vs Reina | 17–19 | 47.22% |
| JaffaCakes vs Kazuya | 19–16 | 54.29% |
| JaffaCakes vs King | 8–17 | 32.00% |
| JaffaCakes vs Yoshimitsu | 8–15 | 34.78% |
| JaffaCakes vs Steve | 11–12 | 47.83% |
| JaffaCakes vs Jin | 9–13 | 40.91% |
| JaffaCakes vs Bryan | 8–14 | 36.36% |
| JaffaCakes vs Lee | 7–12 | 36.84% |
| JaffaCakes vs Jun | 10–7 | 58.82% |
| JaffaCakes vs Azucena | 11–5 | 68.75% |
| JaffaCakes vs Victor | 7–9 | 43.75% |
| JaffaCakes vs Clive | 5–10 | 33.33% |
| JaffaCakes vs Nina | 7–6 | 53.85% |
| JaffaCakes vs Kuma | 5–8 | 38.46% |
| JaffaCakes vs Paul | 5–7 | 41.67% |
| JaffaCakes vs Hwoarang | 6–6 | 50.00% |
| JaffaCakes vs Lili | 4–7 | 36.36% |
| JaffaCakes vs Heihachi | 4–7 | 36.36% |
| JaffaCakes vs Asuka | 6–4 | 60.00% |
| JaffaCakes vs Dragunov | 6–4 | 60.00% |
| JaffaCakes vs Leo | 5–4 | 55.56% |
| JaffaCakes vs Lars | 5–3 | 62.50% |
| JaffaCakes vs Jack-8 | 5–2 | 71.43% |
| JaffaCakes vs Eddy | 5–2 | 71.43% |
| JaffaCakes vs Law | 3–3 | 50.00% |
| JaffaCakes vs Alisa | 4–2 | 66.67% |
| JaffaCakes vs Lidia | 3–3 | 50.00% |
| JaffaCakes vs Xiaoyu | 0–4 | 0.00% |
| JaffaCakes vs Feng | 1–2 | 33.33% |
| JaffaCakes vs Claudio | 1–2 | 33.33% |
| JaffaCakes vs Panda | 1–2 | 33.33% |
| JaffaCakes vs Leroy | 2–1 | 66.67% |
| JaffaCakes vs Devil Jin | 1–1 | 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.