Erdos, Viktor

HUN HUN·Born 1987·FIDE #719978·2,611 Games

Classical25512,342 Games

Rapid2505139 Games

Blitz2577130 Games

Statistics

2611

Total

899

Wins

1401

Draws

311

Losses

34%54%12%

Play Style

What you need to know before facing them

Elite accuracy: 94.8% average

Very consistent (91%)

Very precise: only 0.0 blunders/game

Dominates 1.d4 ♔ (70% in 816 games)

Deep Analysis

Stockfish 18 · Classical games · 438 analyzed

Accuracy by phase

Opening96.8%

Middlegame94.4%

Endgame95.5%

Clutch Factor

Performance under pressure

+5%

Winning (+2 or more)95%

120 Games

Equal position96%

263 Games

Losing (-2 or more)90%

55 Games

Problematic Pieces

Which pieces cause most errors?

♖

23%

53 errors

♕

21%

47 errors

♙

20%

46 errors

♗

14%

32 errors

♞

13%

29 errors

♔

20 errors

Critical Moment

When does the first serious error occur?

Move 43average

1-15

16-25

26-35

36-45

46+

46% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

abcdefgh

Many

Few

Critical squares

d510 err

e410 err

e510 err

d39 err

d49 err

d5/e4 concentrate most errors. Force decisions in those zones.

Recent Games

Berkes, Ferenc2597

Hungarian Superleague 202... · 29 Mar 2026

½-½

Berkes, Ferenc2602

Superleage_2025_26_6_4 · 29 Mar 2026

½-½

Speelman, Jon S2483

Round 8: Erdos, Viktor - ... · 22 Mar 2026

1-0

Ledger, Andrew J2306

Round 7: Ledger, Andrew J... · 21 Mar 2026

0-1

Sedlak, Nikola2390

TCh-HUN 2025-26 · 8 Mar 2026

½-½

Volokitin, Andrei2628

Hungarian Superleague 202... · 1 Feb 2026

½-½

Openings

Based on player games

Weaknesses

EXPLOIT!

White

No significant weaknesses detected as White

Black

Reti: KIA

66.7%

9 GamesLow sample·Loses

1.Nf3 d5 2.g3 g6

Sicilian: Dragon

62.5%

8 GamesLow sample·Loses

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6

Strengths

AVOID

White

King's Indian: Saemisch

73.9%

23 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3

Caro-Kann

55.6%

18 Games·Wins

1.e4 c6 2.Nf3 d5

Black

French: Exchange

53.3%

15 Games·Wins

1.e4 e6 2.d4 d5 3.exd5

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors

▶

#62Nd5??

Endgame

vs Gurevich

OTB·2025

▶

#21Qd6??

Tactics

vs Munkhzul

OTB·2025

▶

#27Qf3??

Tactics

vs Zhakshylykov

OTB·2025

▶

#54Ka4??

Endgame

vs Seemann

Rapid·2025

▶

#46Ke7??

Endgame

vs Nakamura

Rapid·2025

▶

#23Qe5??

Tactics

vs Vitiugov

Rapid·2025

▶

#20Bxe4??

Tactics

vs Maghsoodloo

Rapid·2025

▶

#34Bxf6??

Tactics

vs Santos Latasa

Rapid·2025

▶

#33exf4??

Tactics

vs Kosteniuk

Rapid·2025

▶

#17Nxg5??

Tactics

vs Pakleza

Blitz·2025

Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

2026

2025

2024

2023

2022

2021

PRO

Starting Position

1311 Games

43%49%8%

Move	Games	%
1.d4	816	70%
1.Nf3	278	67%
1.e4	149	59%
1.c4	64	60%
1.g3	4	63%

1.d4

70%

816

1.Nf3

67%

278

1.e4

59%

149

1.c4

60%

1.g3

63%

Erdos, Viktor

Play against Erdos, Viktor's Twin

Statistics

Play Style

Deep Analysis

Clutch Factor

Problematic Pieces

Critical Moment

Error Heatmap

Recent Games

Openings

Weaknesses

Reti: KIA

Sicilian: Dragon

Strengths

King's Indian: Saemisch

Caro-Kann

French: Exchange

Critical Blunders