Prepare against Konstantin Mueller
DEU · World #19,852 classical · FIDE ID 34661778
Our database contains 124 games by Konstantin Mueller, covering Aug 2023 to Aug 2026. Below you'll find Konstantin Mueller's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Konstantin Mueller 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 | 2,059 | 2,085 | Feb 2026 |
| Rapid | 1,908 | 1,956 | Dec 2025 |
| Blitz | 2,239 | 2,239 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 124 | 59 | 27 | 38 | 47.6% |
| As White | 63 | 31 | 11 | 21 | 49.2% |
| As Black | 61 | 28 | 16 | 17 | 45.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Konstantin Mueller's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Konstantin Mueller's side.
First moves as White (63 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 53 | 84.1% | 55.7% |
| d4 | 8 | 12.7% | 62.5% |
| Nf3 | 2 | 3.2% | 100.0% |
Main lines as White
- 1.e4 — 84% of White games, 55.7% score
- …c5 (36% of these games) — Mueller usually continues Nf3 (45.8% score)
- …c6 (28% of these games) — Mueller usually continues d4 (56.7% score)
- …e5 (26% of these games) — Mueller usually continues Nf3 (75.0% score)
- 1.d4 — 13% of White games, 62.5% score
- …d5 (50% of these games) — Mueller usually continues c4 (75.0% score)
- …Nf6 (50% of these games) — Mueller usually continues c4 (50.0% score)
As Black against 1.e4 (38 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 34 | 89.5% | 66.2% |
| e5 | 4 | 10.5% | 25.0% |
As Black against 1.d4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 70.6% | 66.7% |
| d5 | 5 | 29.4% | 70.0% |
Konstantin Mueller's chess games
All 124 games by Konstantin Mueller in the Chess.ceo database (Aug 2023 - 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: 59 wins, 27 draws, 38 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B15 | Caro-Kann: Main Line | 6 | 4/1/1 | 66.7% |
| B90 | Sicilian: Najdorf | 5 | 1/1/3 | 20.0% |
| B22 | Sicilian: Alapin | 5 | 0/3/2 | 0.0% |
| C29 | Vienna Game | 5 | 2/0/3 | 40.0% |
| B28 | Sicilian | 5 | 2/0/3 | 40.0% |
| B45 | Sicilian: Four Knights | 3 | 3/0/0 | 100.0% |
| B13 | Caro-Kann: Exchange Variation | 3 | 1/1/1 | 33.3% |
| D07 | Indian Defense | 3 | 2/0/1 | 66.7% |
| B19 | Caro-Kann: Classical | 2 | 1/1/0 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 10 | 7/3/0 | 70.0% |
| B45 | Sicilian: Four Knights | 7 | 2/2/3 | 28.6% |
| D85 | Grünfeld Defense | 6 | 3/2/1 | 50.0% |
| B23 | Sicilian: Closed | 5 | 2/1/2 | 40.0% |
| B48 | Sicilian: Taimanov | 4 | 2/1/1 | 50.0% |
| D00 | London System | 3 | 3/0/0 | 100.0% |
| D02 | Indian Defense | 3 | 2/0/1 | 66.7% |
| A16 | English Opening | 3 | 0/1/2 | 0.0% |
| C65 | Ruy Lopez: Berlin Defense | 3 | 0/1/2 | 0.0% |
| B22 | Sicilian: Alapin | 3 | 2/0/1 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2025 | Alessandro Marcenaro | 2,160 | 58th Biel Master Open | B15 |
| Jul 2026 | Raghav Pathak | 2,152 | European Youth Team Chess Championships 2026 | O12 | B90 |
| Jul 2025 | Cedric Hirzel | 2,141 | 58th Biel Master Open | B92 |
| Jul 2025 | Christoph Drechsler | 2,078 | 58th Biel Rapid Open | D04 |
| Oct 2025 | Anastasia Voigt | 2,076 | German Youth Teams | B15 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-World Rapid | 2023 | 12 | 0 | 1,683 |
| ch-GER U10 | 2024 | 11 | 7.5 | 1,826 |
| DEM U12 | 2026 | 9 | 7 | 2,084 |
| ch-EU Union U10 | 2024 | 9 | 7 | 1,987 |
| European School Chess Championship 2026 - Open U11 | 2026 | 9 | 5 | 1,886 |
| 58th Biel Master Open | 2025 | 9 | 5 | 2,155 |
| 33rd EY Open U10 | 2025 | 8 | 6 | 2,039 |
| 58th Biel Rapid Open | 2025 | 8 | 5 | 2,199 |
Interactive opening tree from all 124 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Konstantin Mueller's chess games?
124 games by Konstantin Mueller, from Aug 2023 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 Konstantin Mueller has played.
What does Konstantin Mueller play on the first move as White?
Across 63 games with White in our database, Konstantin Mueller opens with 1.e4 (84% of games), 1.d4 (13% of games), 1.Nf3 (3% of games). Against 1.e4 as Black, Konstantin Mueller answers 1...c5 (89% of games), 1...e5 (11% of games). Against 1.d4: 1...Nf6 (71% of games), 1...d5 (29% of games).
What openings does Konstantin Mueller play as White?
As White, Konstantin Mueller's most-played openings in our database are: Caro-Kann: Main Line (6 games, 66.7% win rate); Sicilian: Najdorf (5 games, 20.0% win rate); Sicilian: Alapin (5 games, 0.0% win rate). The full breakdown of 63 games with White is in the table above.
What openings does Konstantin Mueller play as Black?
As Black, Konstantin Mueller most often plays: Sicilian (10 games, 70.0% win rate); Sicilian: Four Knights (7 games, 28.6% win rate); Grünfeld Defense (6 games, 50.0% win rate). See the table above for the top ten Black openings across 61 games.
What is Konstantin Mueller's FIDE rating?
Konstantin Mueller is currently rated 2,059 in classical chess, 1,908 in rapid and 2,239 in blitz. Peak classical rating: 2,085 (Feb 2026).
How many games has Konstantin Mueller played?
Our database contains 124 games by Konstantin Mueller, covering Aug 2023 to Aug 2026. Overall record: 59 wins, 27 draws, 38 losses (47.6% win rate).
How do I prepare against Konstantin Mueller?
124 games by Konstantin Mueller 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.