| WiFi is 4 Email vs Jin | 61–51 | 54.46% |
| WiFi is 4 Email vs King | 61–46 | 57.01% |
| WiFi is 4 Email vs Reina | 51–44 | 53.68% |
| WiFi is 4 Email vs Kazuya | 36–47 | 43.37% |
| WiFi is 4 Email vs Hwoarang | 39–38 | 50.65% |
| WiFi is 4 Email vs Law | 33–37 | 47.14% |
| WiFi is 4 Email vs Steve | 37–28 | 56.92% |
| WiFi is 4 Email vs Azucena | 24–37 | 39.34% |
| WiFi is 4 Email vs Heihachi | 26–34 | 43.33% |
| WiFi is 4 Email vs Lili | 19–36 | 34.55% |
| WiFi is 4 Email vs Paul | 15–35 | 30.00% |
| WiFi is 4 Email vs Lidia | 24–26 | 48.00% |
| WiFi is 4 Email vs Bryan | 24–25 | 48.98% |
| WiFi is 4 Email vs Asuka | 21–28 | 42.86% |
| WiFi is 4 Email vs Clive | 21–27 | 43.75% |
| WiFi is 4 Email vs Yoshimitsu | 17–30 | 36.17% |
| WiFi is 4 Email vs Jun | 14–33 | 29.79% |
| WiFi is 4 Email vs Dragunov | 17–29 | 36.96% |
| WiFi is 4 Email vs Lars | 13–28 | 31.71% |
| WiFi is 4 Email vs Eddy | 11–29 | 27.50% |
| WiFi is 4 Email vs Victor | 18–21 | 46.15% |
| WiFi is 4 Email vs Nina | 13–21 | 38.24% |
| WiFi is 4 Email vs Xiaoyu | 13–18 | 41.94% |
| WiFi is 4 Email vs Alisa | 12–19 | 38.71% |
| WiFi is 4 Email vs Leo | 11–17 | 39.29% |
| WiFi is 4 Email vs Devil Jin | 11–16 | 40.74% |
| WiFi is 4 Email vs Feng | 11–16 | 40.74% |
| WiFi is 4 Email vs Anna | 11–13 | 45.83% |
| WiFi is 4 Email vs Leroy | 8–11 | 42.11% |
| WiFi is 4 Email vs Raven | 7–12 | 36.84% |
| WiFi is 4 Email vs Lee | 10–8 | 55.56% |
| WiFi is 4 Email vs Kuma | 5–7 | 41.67% |
| WiFi is 4 Email vs Zafina | 6–6 | 50.00% |
| WiFi is 4 Email vs Shaheen | 4–7 | 36.36% |
| WiFi is 4 Email vs Fahkumram | 2–7 | 22.22% |
| WiFi is 4 Email vs Jack-8 | 1–4 | 20.00% |
| WiFi is 4 Email vs Claudio | 1–2 | 33.33% |
| WiFi is 4 Email vs Panda | 0–3 | 0.00% |
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.