CChessStats

Pekka Koykka vs Vilka Sipila

Pekka Koykka (36, IM, FIN) and Vilka Sipila (39, IM, FIN) have met 8 times in classical OTB plus 4 rapid/blitz games. Sipila leads the classical series 5–2 (1 draw). With current classical ratings of 2323 and 2471, the Elo model gives Sipila a 55% chance of winning a classical game with white.

Head-to-Head Score

If they played today · Classical

Based on current Elo: 2323 vs 2471 -148)
With Pekka Koykka as white
23% Pekka22% draw55% Vilka
With Vilka Sipila as white
17% Pekka18% draw65% Vilka

Estimate from Elo only · doesn't account for recent form, opening prep, or context.

Career Compare

Pekka KoykkaVilka Sipila
Current rating (STD)2323-22471-8
Peak rating2408 · Nov 20182493 · Jan 2026
Peak age2839
World rank now#3,399#824
World rank peak#2,011#637
Federation rank now#13#4
Games (career, STD)6721,002
Months active188198
% white wins48%64%
% black wins42%56%
TPR last 12m (STD)22592435
Activity 12m (games)58151

Best Win

Pekka Koykka
Vilka Sipila

Highest-rated opponent ever beaten · STD primary, rapid/blitz for context

All Meetings (12)

Common Opponents

Tournaments Both Played

Cohort Position

Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).

Pekka Koykka
Vilka Sipila

Related Head-to-Heads