| Guheitta vs Reina | 34–32 | 51.52% |
| Guheitta vs Kazuya | 22–38 | 36.67% |
| Guheitta vs Bryan | 27–18 | 60.00% |
| Guheitta vs Heihachi | 21–18 | 53.85% |
| Guheitta vs Steve | 22–15 | 59.46% |
| Guheitta vs King | 21–14 | 60.00% |
| Guheitta vs Hwoarang | 19–16 | 54.29% |
| Guheitta vs Dragunov | 14–19 | 42.42% |
| Guheitta vs Devil Jin | 18–13 | 58.06% |
| Guheitta vs Jin | 16–13 | 55.17% |
| Guheitta vs Eddy | 18–10 | 64.29% |
| Guheitta vs Lidia | 15–10 | 60.00% |
| Guheitta vs Victor | 12–12 | 50.00% |
| Guheitta vs Law | 12–11 | 52.17% |
| Guheitta vs Lili | 12–9 | 57.14% |
| Guheitta vs Azucena | 13–7 | 65.00% |
| Guheitta vs Paul | 6–13 | 31.58% |
| Guheitta vs Asuka | 9–10 | 47.37% |
| Guheitta vs Lee | 10–9 | 52.63% |
| Guheitta vs Clive | 9–10 | 47.37% |
| Guheitta vs Leo | 9–9 | 50.00% |
| Guheitta vs Leroy | 11–6 | 64.71% |
| Guheitta vs Yoshimitsu | 5–10 | 33.33% |
| Guheitta vs Nina | 8–7 | 53.33% |
| Guheitta vs Lars | 6–7 | 46.15% |
| Guheitta vs Claudio | 4–6 | 40.00% |
| Guheitta vs Shaheen | 5–4 | 55.56% |
| Guheitta vs Feng | 4–4 | 50.00% |
| Guheitta vs Panda | 5–3 | 62.50% |
| Guheitta vs Alisa | 1–6 | 14.29% |
| Guheitta vs Xiaoyu | 6–0 | 100.00% |
| Guheitta vs Jack-8 | 3–3 | 50.00% |
| Guheitta vs Kuma | 3–3 | 50.00% |
| Guheitta vs Raven | 2–3 | 40.00% |
| Guheitta vs Jun | 3–1 | 75.00% |
| Guheitta vs Zafina | 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.