A
GM
Acs, Peter
HUN·Born 1981·FIDE #708020·1,628 Games
FIDE OTB · #708020 · 1,628 Games
Classical25581,562 g Games
Rapid246859 g Games
Blitz25157 g Games
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1628 games analyzed
Statistics
Total
1628Wins
667Draws
584Losses
37741%36%23%
Play Style
before facing themWhat you need to know before facing themElite accuracy: 93.5% average
High resilience (56%): Dangerous even when losing
Solid conversion: 83%
Very consistent (91%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 ♔ (63% in 778 games)
Vulnerable to 1.d4 ♔ (only 44%)
Deep Analysis
Stockfish 18 · Classical games · 186 analyzedAccuracy by phase
Opening
96.6%
Middlegame
93.3%
Endgame
95.1%
Clutch Factor
+4%Winning (+2)Winning (+2)
94%77g
EqualEqual position
94%68g
Losing (−2)Losing (−2)
91%41g
Accuracy under pressure
Problematic Pieces — which cause most errors?
25%
33 err
19%
25 err
18%
24 err
16%
21 err
15%
20 err
8%
11 err
Critical Moment
Move 31 avg0%
1-15
29%
16-25
57%
26-35
0%
36-45
14%
46+
57% of blunders after move 26-35 — keep the tension until then.of blunders occur in moves 26-35. Keep the tension until that moment.
Error Heatmap — where do errors occur?
7
6
FewMany
Errors mapped
48
Hotspot zone
e5 / e3
Critical squares
e5
7 err
e3
6 err
d1
5 err
f4
5 err
g3
5 err
e5/e3 account for most of the errors. Force decisions in those zones.
Openings
1,628 GamesBased on 1,628 player gamesWeaknesses
— exploit these— exploit these linesaswhite62.5%Losses
Italian: Two Knights — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6
8 Games · Low sample · last played 4 months agoPlay this line
No significant weaknesses detected as black
Strengths
— avoid these— avoid these linesaswhite69.2%Wins
Sicilian: Classical — 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc613 Games · last played last week
13 Games · last played last week
aswhite62.5%Wins
French: Tarrasch — 1.e4 e6 2.d4 d5 3.Nd248 Games · last played last year
48 Games · last played last year
asblack58.8%Wins
Ruy Lopez: Exchange — 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc617 Games · last played 12 years ago
17 Games · last played 12 years ago
asblack54.5%Wins
Sicilian: 2...Nc6 — 1.e4 c5 2.Nf3 Nc622 Games · last played last week
22 Games · last played last week
Critical Blunders
10 errors · Stockfish#50Ng7??vs ReimanisOTB · 2025
#24Qf3??vs OnischukOTB · 2025
#36Qe5??vs ReimanisOTB · 2025
#19Bxg4??vs OngonoOTB · 2025
#44Qd8+??vs DeuerOTB · 2025
#32Ra1??vs SlobodjanOTB · 2025
#22Rd3??vs GaehwilerOTB · 2025
#31Bxg5??vs PeczelyOTB · 2024
#41e4??vs BanuszRapid · 2024
#42h3??vs LiuRapid · 2024
Recent Games
1,628 GamesWin
Sipos, Istvan(2404)
ch-HUN Rapid 2026 · 26 Jul 2026
Win
Herpai, Jozsef Matyas(2209)
ch-HUN Rapid 2026 · 26 Jul 2026
Draw
Gledura, Benjamin(2628)
ch-HUN Rapid 2026 · 26 Jul 2026
Win
Ronai, Akos Balazs(2209)
ch-HUN Rapid 2026 · 26 Jul 2026
Win
Nagy, Kristof(2095)
ch-HUN Rapid 2026 · 26 Jul 2026
Win
Vajda,AlI(2020)
ch-HUN Rapid 2026 · 25 Jul 2026
Endgame Statistics
PRO107 endgames (47.6%)Unlock Endgame Statistics
22 endgame categories analyzed — discover where they collapse under pressure
Repertoire
6
5
4
3
Move arrowsmost-played moves
Stockfish
817 Games
46%34%20%
MoveGamesPerformance%
1.e4
77863%
1.d4
3444%
1.c4
350%
1.Nf3
250%
HUN