| Devan Tails vs King | 21–4 | 84.00% |
| Devan Tails vs Jin | 23–2 | 92.00% |
| Devan Tails vs Law | 16–2 | 88.89% |
| Devan Tails vs Hwoarang | 15–3 | 83.33% |
| Devan Tails vs Nina | 13–4 | 76.47% |
| Devan Tails vs Jack-8 | 12–1 | 92.31% |
| Devan Tails vs Steve | 12–0 | 100.00% |
| Devan Tails vs Azucena | 12–0 | 100.00% |
| Devan Tails vs Jun | 7–4 | 63.64% |
| Devan Tails vs Reina | 10–1 | 90.91% |
| Devan Tails vs Asuka | 9–0 | 100.00% |
| Devan Tails vs Kuma | 7–2 | 77.78% |
| Devan Tails vs Clive | 8–1 | 88.89% |
| Devan Tails vs Leroy | 8–0 | 100.00% |
| Devan Tails vs Paul | 6–1 | 85.71% |
| Devan Tails vs Dragunov | 5–2 | 71.43% |
| Devan Tails vs Eddy | 6–1 | 85.71% |
| Devan Tails vs Heihachi | 6–1 | 85.71% |
| Devan Tails vs Fahkumram | 6–1 | 85.71% |
| Devan Tails vs Kazuya | 2–4 | 33.33% |
| Devan Tails vs Devil Jin | 2–4 | 33.33% |
| Devan Tails vs Lili | 5–1 | 83.33% |
| Devan Tails vs Lee | 5–1 | 83.33% |
| Devan Tails vs Leo | 4–1 | 80.00% |
| Devan Tails vs Victor | 3–2 | 60.00% |
| Devan Tails vs Lidia | 4–1 | 80.00% |
| Devan Tails vs Yoshimitsu | 2–1 | 66.67% |
| Devan Tails vs Alisa | 3–0 | 100.00% |
| Devan Tails vs Raven | 3–0 | 100.00% |
| Devan Tails vs Anna | 2–1 | 66.67% |
| Devan Tails vs Armor King | 0–3 | 0.00% |
| Devan Tails vs Bryan | 2–0 | 100.00% |
| Devan Tails vs Claudio | 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.