| John Backdash vs Kazuya | 37–32 | 53.62% |
| John Backdash vs Reina | 37–30 | 55.22% |
| John Backdash vs Jin | 24–25 | 48.98% |
| John Backdash vs King | 19–26 | 42.22% |
| John Backdash vs Hwoarang | 24–18 | 57.14% |
| John Backdash vs Steve | 23–19 | 54.76% |
| John Backdash vs Bryan | 18–21 | 46.15% |
| John Backdash vs Lidia | 24–15 | 61.54% |
| John Backdash vs Clive | 27–12 | 69.23% |
| John Backdash vs Lee | 18–16 | 52.94% |
| John Backdash vs Dragunov | 12–21 | 36.36% |
| John Backdash vs Lili | 16–13 | 55.17% |
| John Backdash vs Victor | 15–13 | 53.57% |
| John Backdash vs Heihachi | 15–12 | 55.56% |
| John Backdash vs Yoshimitsu | 13–12 | 52.00% |
| John Backdash vs Azucena | 13–12 | 52.00% |
| John Backdash vs Law | 7–17 | 29.17% |
| John Backdash vs Asuka | 13–10 | 56.52% |
| John Backdash vs Raven | 13–10 | 56.52% |
| John Backdash vs Lars | 12–10 | 54.55% |
| John Backdash vs Jun | 10–12 | 45.45% |
| John Backdash vs Eddy | 9–13 | 40.91% |
| John Backdash vs Feng | 13–7 | 65.00% |
| John Backdash vs Nina | 11–9 | 55.00% |
| John Backdash vs Leo | 10–8 | 55.56% |
| John Backdash vs Paul | 12–5 | 70.59% |
| John Backdash vs Leroy | 9–6 | 60.00% |
| John Backdash vs Xiaoyu | 6–5 | 54.55% |
| John Backdash vs Jack-8 | 4–7 | 36.36% |
| John Backdash vs Devil Jin | 7–4 | 63.64% |
| John Backdash vs Alisa | 6–5 | 54.55% |
| John Backdash vs Zafina | 5–2 | 71.43% |
| John Backdash vs Kuma | 0–5 | 0.00% |
| John Backdash vs Shaheen | 2–2 | 50.00% |
| John Backdash vs Claudio | 1–2 | 33.33% |
| John Backdash 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.