Igor Efimov vs Oscar De La Riva Aguado
Igor Efimov (66, GM, MNC) and Oscar De La Riva Aguado (54, GM, AND) have met 7 times in classical OTB. De La Riva Aguado leads the classical series 2–1 (4 draws). With current classical ratings of 2318 and 2431, the Elo model gives De La Riva Aguado a 49% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2318 vs 2431 (Δ -113)
With Igor Efimov as white
27% Igor24% draw49% Oscar
With Oscar De La Riva Aguado as white
20% Igor20% draw60% Oscar
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Igor Efimov | Oscar De La Riva Aguado | |
|---|---|---|
| Current rating (STD) | 2318 | 2431 |
| Peak rating | 2505 · Jan 2004 | 2556 · Apr 2004 |
| Peak age | 44 | 32 |
| World rank now | #3,536 | #1,225 |
| World rank peak | #558 | #253 |
| Federation rank now | #3 | #1 |
| Games (career, STD) | 1,435 | 483 |
| Months active | 217 | 218 |
| % white wins | 62% | 51% |
| % black wins | 56% | 48% |
| TPR last 12m (STD) | 2258 | 1081 |
| Activity 12m (games) | 106 | 15 |
Best Win
Igor Efimov
Oscar De La Riva Aguado
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).
Igor Efimov
Oscar De La Riva Aguado