Kevin Su vs Matthew Guo Diao
Kevin Su (18, USA) and Matthew Guo Diao (16, FM, USA) have met 4 times in classical OTB plus 1 rapid/blitz game. Diao leads the classical series 2–1 (1 draw). With current classical ratings of 1958 and 2269, the Elo model gives Diao a 77% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1958 vs 2269 (Δ -311)
With Kevin Su as white
11% Kevin13% draw77% Matthew
With Matthew Guo Diao as white
7% Kevin11% draw83% Matthew
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Kevin Su | Matthew Guo Diao | |
|---|---|---|
| Current rating (STD) | 1958 | 2269 |
| Peak rating | 2042 · Feb 2023 | 2340 · Jan 2026 |
| Peak age | 15 | 16 |
| World rank now | #35,026 | #5,110 |
| World rank peak | #19,812 | #2,927 |
| Federation rank now | #967 | #213 |
| Games (career, STD) | 492 | 418 |
| Months active | 95 | 50 |
| % white wins | 50% | 51% |
| % black wins | 38% | 41% |
| TPR last 12m (STD) | 1988 | 2238 |
| Activity 12m (games) | 17 | 102 |
Best Win
Kevin Su
Matthew Guo Diao
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (5)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Kevin Su
Matthew Guo Diao