| Grongigas vs Jin | 52–38 | 57.78% |
| Grongigas vs Heihachi | 31–41 | 43.06% |
| Grongigas vs Kazuya | 30–40–1 | 42.86% |
| Grongigas vs Clive | 30–37 | 44.78% |
| Grongigas vs Hwoarang | 26–37 | 41.27% |
| Grongigas vs Reina | 26–37 | 41.27% |
| Grongigas vs Bryan | 30–32 | 48.39% |
| Grongigas vs Law | 22–35 | 38.60% |
| Grongigas vs King | 29–25 | 53.70% |
| Grongigas vs Steve | 22–32 | 40.74% |
| Grongigas vs Yoshimitsu | 15–35 | 30.00% |
| Grongigas vs Lili | 22–25 | 46.81% |
| Grongigas vs Asuka | 20–26 | 43.48% |
| Grongigas vs Dragunov | 24–20 | 54.55% |
| Grongigas vs Paul | 12–20 | 37.50% |
| Grongigas vs Nina | 16–14 | 53.33% |
| Grongigas vs Victor | 14–13 | 51.85% |
| Grongigas vs Fahkumram | 10–17 | 37.04% |
| Grongigas vs Lars | 5–21 | 19.23% |
| Grongigas vs Alisa | 11–15 | 42.31% |
| Grongigas vs Lee | 7–18 | 28.00% |
| Grongigas vs Jack-8 | 12–12 | 50.00% |
| Grongigas vs Xiaoyu | 11–12 | 47.83% |
| Grongigas vs Azucena | 10–13 | 43.48% |
| Grongigas vs Kuma | 8–12 | 40.00% |
| Grongigas vs Anna | 9–11 | 45.00% |
| Grongigas vs Armor King | 6–14 | 30.00% |
| Grongigas vs Jun | 8–11 | 42.11% |
| Grongigas vs Devil Jin | 2–15 | 11.76% |
| Grongigas vs Leroy | 8–9 | 47.06% |
| Grongigas vs Raven | 5–11 | 31.25% |
| Grongigas vs Feng | 4–11 | 26.67% |
| Grongigas vs Eddy | 4–11 | 26.67% |
| Grongigas vs Leo | 4–9 | 30.77% |
| Grongigas vs Claudio | 9–4 | 69.23% |
| Grongigas vs Lidia | 5–6 | 45.45% |
| Grongigas vs Panda | 2–6 | 25.00% |
| Grongigas vs Zafina | 1–3 | 25.00% |
| Grongigas vs Miary Zo | 0–4 | 0.00% |
| Grongigas vs Shaheen | 1–2 | 33.33% |
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.