Carlos Sandoval Mercado vs Sion Radamantys Galaviz Medina
Carlos Sandoval Mercado (25, IM, MEX) and Sion Radamantys Galaviz Medina (21, GM, MEX) have met 11 times in classical OTB. Galaviz Medina leads with 6 wins to 2, with 3 draws — a 27% draw rate. Their last meeting at LXXI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez. Internacional drew. With current classical ratings of 2422 and 2513, the Elo model gives Galaviz Medina a 45% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2422 vs 2513 (Δ -91)
With Carlos Sandoval Mercado as white
29% Carlos26% draw45% Sion
With Sion Radamantys Galaviz Medina as white
22% Carlos22% draw56% Sion
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Carlos Sandoval Mercado | Sion Radamantys Galaviz Medina | |
|---|---|---|
| Current rating (STD) | 2422-4 | 2513-1 |
| Peak rating | 2426 · Mar 2026 | 2515 · Oct 2025 |
| Peak age | 25 | 20 |
| World rank now | #1,332 | #504 |
| World rank peak | #1,288 | #488 |
| Federation rank now | #7 | #3 |
| Games (career, STD) | 773 | 732 |
| Months active | 174 | 149 |
| % white wins | 55% | 66% |
| % black wins | 46% | 59% |
| TPR last 12m (STD) | 2383 | 2476 |
| Activity 12m (games) | 96 | 195 |
Best Win
Carlos Sandoval Mercado
Sion Radamantys Galaviz Medina
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (11)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Carlos Sandoval Mercado
Sion Radamantys Galaviz Medina