Prepare against Kacper Grech
Poland · World #20,819 classical · FIDE ID 41860349
When preparing against Kacper Grech, expect 1.e4 in 60% of White games. Against 1.e4 the reply is 1...e6 (62% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 104 games by Kacper Grech, covering Dec 2022 to Sep 2026. Below you'll find Kacper Grech's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Kacper Grech 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 | 2,051 | 2,052 | Nov 2025 |
| Rapid | 1,953 | 2,076 | Mar 2026 |
| Blitz | 1,833 | 1,920 | Dec 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 104 | 36 | 28 | 40 | 34.6% |
| As White | 54 | 22 | 11 | 21 | 40.7% |
| As Black | 50 | 14 | 17 | 19 | 28.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Kacper Grech's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Kacper Grech's side.
First moves as White (50 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 30 | 60.0% | 53.3% |
| d4 | 20 | 40.0% | 52.5% |
Main lines as White
- 1.e4 — 60% of White games, 53.3% score
- …c5 (47% of these games) — Grech usually continues Nf3 (57.7% score)
- …e5 (30% of these games) — Grech usually continues Nf3 (62.5% score)
- …c6 (13% of these games) — Grech usually continues d4 (50.0% score)
- 1.d4 — 40% of White games, 52.5% score
- …d5 (45% of these games) — Grech usually continues c4 (61.1% score)
- …Nf6 (40% of these games) — Grech usually continues c4 (43.8% score)
- …g6 (5% of these games) — Grech usually continues c4 (50.0% score)
As Black against 1.e4 (26 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 16 | 61.5% | 37.5% |
| c5 | 10 | 38.5% | 60.0% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 15 | 100.0% | 33.3% |
Kacper Grech's chess games
All 104 games by Kacper Grech in the Chess.ceo database (Dec 2022 - Sep 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: 36 wins, 28 draws, 40 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B12 | Caro-Kann: Advance Variation | 4 | 2/0/2 | 50.0% |
| D31 | Queen's Gambit Declined | 4 | 3/0/1 | 75.0% |
| C42 | Petrov's Defense | 3 | 2/1/0 | 66.7% |
| B90 | Sicilian: Najdorf | 3 | 1/1/1 | 33.3% |
| D35 | Indian Defense | 3 | 1/1/1 | 33.3% |
| B27 | Sicilian: Hyperaccelerated Dragon | 3 | 2/0/1 | 66.7% |
| C45 | Scotch Game | 2 | 0/2/0 | 0.0% |
| B33 | Sicilian | 2 | 2/0/0 | 100.0% |
| E81 | King's Indian: Sämisch | 2 | 0/0/2 | 0.0% |
| E20 | Nimzo-Indian: Kmoch Variation | 2 | 1/0/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C11 | French: Classical Variation | 9 | 1/3/5 | 11.1% |
| B27 | Sicilian: Hyperaccelerated Dragon | 6 | 3/2/1 | 50.0% |
| A70 | Benoni Defense | 5 | 1/2/2 | 20.0% |
| A40 | Indian Defense | 3 | 0/0/3 | 0.0% |
| C07 | French: Tarrasch Variation | 3 | 2/0/1 | 66.7% |
| C02 | French: Advance Variation | 2 | 0/1/1 | 0.0% |
| C00 | French Defense | 2 | 1/0/1 | 50.0% |
| A15 | English Opening | 2 | 0/1/1 | 0.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 2 | 0/2/0 | 0.0% |
| B14 | Sicilian: Alapin | 2 | 1/1/0 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2026 | Adam Wandor | 2,143 | Drużynowe Mistrzostwa Polski Juniorów 2026 | I Liga | C07 |
| Aug 2025 | Wojciech Werblinski | 2,052 | Wroclaw Open A | C02 |
| Sep 2025 | Slawomir Rusiniak | 2,044 | TCh-POL 1st League | A60 |
| Aug 2026 | Irena Hertlein | 2,039 | Wroclaw Festival Open A | B56 |
| Aug 2026 | Michal Walentukiewicz | 2,034 | Wroclaw Festival Open A | C10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Wroclaw Open A | 2025 | 9 | 3.5 | 2,029 |
| Wroclaw Festival Open A | 2026 | 9 | 4.5 | 2,053 |
| TCh-POL 1st League | 2025 | 9 | 4 | 2,078 |
| Drużynowe Mistrzostwa Polski Juniorów 2026 | I Liga | 2026 | 9 | 3.5 | 2,039 |
| XIII Puchar Dolnośląskiego Związku Szchowego | 2026 | 9 | 5.5 | 1,951 |
| Adolf Anderssen Mem | 2025 | 9 | 5.5 | 2,021 |
| Wroclaw Open B | 2024 | 9 | 5 | 1,918 |
| Adolf Anderssen Chess Festival 2026 - Open Polish Chess Championship in Chess960 | 2026 | 9 | 5 | 1,986 |
Interactive opening tree from all 104 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Kacper Grech's chess games?
104 games by Kacper Grech, from Dec 2022 to Sep 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 Kacper Grech has played.
What does Kacper Grech play on the first move as White?
Across 50 games with White in our database, Kacper Grech opens with 1.e4 (60% of games), 1.d4 (40% of games). Against 1.e4 as Black, Kacper Grech answers 1...e6 (62% of games), 1...c5 (38% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Kacper Grech play as White?
As White, Kacper Grech's most-played openings in our database are: Caro-Kann: Advance Variation (4 games, 50.0% win rate); Queen's Gambit Declined (4 games, 75.0% win rate); Petrov's Defense (3 games, 66.7% win rate). The full breakdown of 54 games with White is in the table above.
What openings does Kacper Grech play as Black?
As Black, Kacper Grech most often plays: French: Classical Variation (9 games, 11.1% win rate); Sicilian: Hyperaccelerated Dragon (6 games, 50.0% win rate); Benoni Defense (5 games, 20.0% win rate). See the table above for the top ten Black openings across 50 games.
What is Kacper Grech's FIDE rating?
Kacper Grech is currently rated 2,051 in classical chess, 1,953 in rapid and 1,833 in blitz. Peak classical rating: 2,052 (Nov 2025).
How many games has Kacper Grech played?
Our database contains 104 games by Kacper Grech, covering Dec 2022 to Sep 2026. Overall record: 36 wins, 28 draws, 40 losses (34.6% win rate).
How do I prepare against Kacper Grech?
104 games by Kacper Grech 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.