A
GM

Acs, Peter

HUN HUN·Born 1981

FIDE OTB · #708020 · 1,628 Games

Classical25581,562 g
Rapid246859 g
Blitz25157 g

Play against Acs's Twin

PRO

Uses their openings, level & style

Statistics

Total

1628

Wins

667

Draws

584

Losses

377
41%36%23%

Play Style

before facing them
Elite 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 analyzed
Accuracy by phase
Opening
96.6%
Middlegame
93.3%
Endgame
95.1%
Clutch Factor
+4%
Winning (+2)
94%
Equal
94%
Losing (−2)
91%
Problematic Pieces
25%
33 err
19%
25 err
18%
24 err
16%
21 err
15%
20 err
8%
11 err
Critical Moment
Move 31 avg
0%
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.
Error Heatmap
7
6
Few
Many
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 Games

Weaknesses

— exploit these
aswhite62.5%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
aswhite69.2%Wins
Sicilian: Classical — 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6
13 Games · last played last week
aswhite62.5%Wins
French: Tarrasch — 1.e4 e6 2.d4 d5 3.Nd2
48 Games · last played last year
asblack58.8%Wins
Ruy Lopez: Exchange — 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6
17 Games · last played 12 years ago
asblack54.5%Wins
Sicilian: 2...Nc6 — 1.e4 c5 2.Nf3 Nc6
22 Games · last played last week

Critical Blunders

10 errors
Ng7??vs ReimanisOTB · 2025
Qf3??vs OnischukOTB · 2025
Qe5??vs ReimanisOTB · 2025
Bxg4??vs OngonoOTB · 2025
Qd8+??vs DeuerOTB · 2025
Ra1??vs SlobodjanOTB · 2025
Rd3??vs GaehwilerOTB · 2025
Bxg5??vs PeczelyOTB · 2024
e4??vs BanuszRapid · 2024
h3??vs LiuRapid · 2024

Recent Games

Win
Sipos, Istvan(2404)

ch-HUN Rapid 2026 · 26 Jul 2026

0-1
Win
Herpai, Jozsef Matyas(2209)

ch-HUN Rapid 2026 · 26 Jul 2026

0-1
Draw
Gledura, Benjamin(2628)

ch-HUN Rapid 2026 · 26 Jul 2026

½-½
Win
Ronai, Akos Balazs(2209)

ch-HUN Rapid 2026 · 26 Jul 2026

1-0
Win
Nagy, Kristof(2095)

ch-HUN Rapid 2026 · 26 Jul 2026

1-0
Win
Vajda,AlI(2020)

ch-HUN Rapid 2026 · 25 Jul 2026

1-0

Endgame Statistics

PRO

Repertoire

8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Move arrowsmost-played moves
Stockfish
817 Games
46%34%20%
MoveGamesPerformance%
1.e4
778
63%
1.d4
34
44%
1.c4
3
50%
1.Nf3
2
50%

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