Prepare against Tero Penttila
Finland · World #38,606 classical · FIDE ID 504068
Our database contains 284 games by Tero Penttila, covering Apr 2003 to Aug 2026. Below you'll find Tero Penttila's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Tero Penttila before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,941 | 2,058 | Oct 2008 |
| Rapid | 1,930 | 1,987 | Jan 2013 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 284 | 70 | 86 | 128 | 24.6% |
| As White | 146 | 41 | 51 | 54 | 28.1% |
| As Black | 138 | 29 | 35 | 74 | 21.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Tero Penttila's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Tero Penttila's side.
First moves as White (146 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 145 | 99.3% | 45.9% |
| Nf3 | 1 | 0.7% | 0.0% |
Main lines as White
- 1.e4 — 99% of White games, 45.9% score
- …c5 (44% of these games) — Penttila usually continues Nf3 (46.8% score)
- …e5 (23% of these games) — Penttila usually continues Nf3 (36.0% score)
- …c6 (8% of these games) — Penttila usually continues d4 (45.0% score)
- 1.Nf3 — 1% of White games, 0.0% score
- …d5 (100% of these games) — Penttila usually continues d4 (0.0% score)
As Black against 1.e4 (65 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 58 | 89.2% | 33.6% |
| e5 | 4 | 6.2% | 12.5% |
| d6 | 1 | 1.5% | 100.0% |
| d5 | 1 | 1.5% | 0.0% |
| c5 | 1 | 1.5% | 50.0% |
As Black against 1.d4 (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 22 | 68.8% | 50.0% |
| Nf6 | 9 | 28.1% | 22.2% |
| f5 | 1 | 3.1% | 0.0% |
Tero Penttila's chess games
All 284 games by Tero Penttila in the Chess.ceo database (Apr 2003 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 70 wins, 86 draws, 128 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B29 | Sicilian | 27 | 7/11/9 | 25.9% |
| C06 | French: Tarrasch Variation | 10 | 3/4/3 | 30.0% |
| B97 | Sicilian: Najdorf | 8 | 3/2/3 | 37.5% |
| B12 | Caro-Kann: Fantasy Variation | 7 | 2/2/3 | 28.6% |
| B47 | Sicilian: Taimanov | 6 | 1/2/3 | 16.7% |
| C25 | Vienna Game | 6 | 3/0/3 | 50.0% |
| C89 | Ruy Lopez: Closed | 5 | 0/3/2 | 0.0% |
| B07 | Pirc Defense | 5 | 0/2/3 | 0.0% |
| B77 | Sicilian: Dragon | 5 | 0/2/3 | 0.0% |
| B06 | Modern Defense | 5 | 2/2/1 | 40.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C06 | French: Tarrasch Variation | 21 | 3/5/13 | 14.3% |
| C11 | French: Classical Variation | 17 | 5/3/9 | 29.4% |
| A47 | Indian Defense | 13 | 2/6/5 | 15.4% |
| A29 | English Opening: Reverse Sicilian | 11 | 1/5/5 | 9.1% |
| C02 | French: Advance Variation | 8 | 3/1/4 | 37.5% |
| C00 | French Defense | 7 | 2/2/3 | 28.6% |
| A57 | Benoni Defense | 6 | 1/1/4 | 16.7% |
| A07 | Réti Opening | 5 | 1/2/2 | 20.0% |
| C00 | King's Indian Attack | 5 | 1/2/2 | 20.0% |
| A14 | English Opening | 4 | 0/2/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2009 | Risto Nevanlinna | 2,292 | 19th Heart of Finland Open | C11 |
| Jan 2008 | Santul Kosmo | 2,256 | Vantaa We EtVaS Open | C06 |
| Dec 2003 | Hans Friberg | 2,243 | 33rd Rilton Cup | E19 |
| Feb 2011 | Teemu Pudas | 2,220 | Espoo MatSK Weekend A | B33 |
| Jan 2007 | Allan Kiviaho | 2,215 | Helsinki We HSK 08 Open | B66 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Lahti We LahS Open | 2002 | 10 | 4 | 2,054 |
| Espoo We MatSK | 2009 | 10 | 4 | 2,080 |
| Helsinki We Garde 9th | 2010 | 10 | 6.5 | 2,102 |
| 9th Helsinki We Garde Group A | 2012 | 10 | 2.5 | 1,820 |
| Lahti Open | 2001 | 10 | 4.5 | 2,075 |
| Helsinki We HSK 05 Open | 2015 | 10 | 3 | 1,902 |
| Vantaa We EtVaS Open | 2008 | 10 | 4.5 | 2,101 |
| Vantaa We EtVaS | 2011 | 9 | 3.5 | 1,976 |
Interactive opening tree from all 284 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Tero Penttila's chess games?
284 games by Tero Penttila, from Apr 2003 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Tero Penttila has played.
What does Tero Penttila play on the first move as White?
Across 146 games with White in our database, Tero Penttila opens with 1.e4 (99% of games), 1.Nf3 (1% of games). Against 1.e4 as Black, Tero Penttila answers 1...e6 (89% of games), 1...e5 (6% of games), 1...d6 (2% of games). Against 1.d4: 1...e6 (69% of games), 1...Nf6 (28% of games), 1...f5 (3% of games).
What openings does Tero Penttila play as White?
As White, Tero Penttila's most-played openings in our database are: Sicilian (27 games, 25.9% win rate); French: Tarrasch Variation (10 games, 30.0% win rate); Sicilian: Najdorf (8 games, 37.5% win rate). The full breakdown of 146 games with White is in the table above.
What openings does Tero Penttila play as Black?
As Black, Tero Penttila most often plays: French: Tarrasch Variation (21 games, 14.3% win rate); French: Classical Variation (17 games, 29.4% win rate); Indian Defense (13 games, 15.4% win rate). See the table above for the top ten Black openings across 138 games.
What is Tero Penttila's FIDE rating?
Tero Penttila is currently rated 1,941 in classical chess, 1,930 in rapid. Peak classical rating: 2,058 (Oct 2008).
How many games has Tero Penttila played?
Our database contains 284 games by Tero Penttila, covering Apr 2003 to Aug 2026. Overall record: 70 wins, 86 draws, 128 losses (24.6% win rate).
How do I prepare against Tero Penttila?
284 games by Tero Penttila reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.