Joel Guerrero Zambrano vs John Sanchez Reina
Joel Guerrero Zambrano (31, ECU) and John Sanchez Reina (34, ECU) have met 7 times in classical OTB. Guerrero Zambrano leads the classical series 4–1 (2 draws). With current classical ratings of 2055 and 2070, the Elo model gives Sanchez Reina a 35% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2055 vs 2070 (Δ -15)
With Joel Guerrero Zambrano as white
41% Joel24% draw35% John
With John Sanchez Reina as white
32% Joel22% draw46% John
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Joel Guerrero Zambrano | John Sanchez Reina | |
|---|---|---|
| Current rating (STD) | 2055 | 2070 |
| Peak rating | 2181 · Apr 2014 | 2070 · May 2011 |
| Peak age | 19 | 19 |
| World rank now | #23,510 | #23,414 |
| World rank peak | #11,482 | #23,023 |
| Federation rank now | #29 | #48 |
| Games (career, STD) | 520 | 256 |
| Months active | 183 | 175 |
| % white wins | 61% | 48% |
| % black wins | 56% | 49% |
| TPR last 12m (STD) | — | — |
| Activity 12m (games) | 8 | 0 |
Best Win
Joel Guerrero Zambrano
John Sanchez Reina
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (7)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Joel Guerrero Zambrano
John Sanchez Reina