Scouting report: Stefan Bromberger (GM, GER)

1,149 over-the-board games in the Chess Stalker database (1,148 classical, 1 blitz): 40% wins, 39% draws, 21% losses. FIDE rating 2475 standard, 2511 rapid. 58 games analyzed with Stockfish: 94% accuracy, 0.03 blunders per game.

  • Opening repertoire of Stefan Bromberger as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates Stefan Bromberger's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/4635248 — no account needed.

Stefan Bromberger

GM

Germanyborn 1982FIDE ID 4635248

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2460
2500
2540
2476 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2511
2475
2556peak, Apr 2015
1,149games
456wins, 40%
451draws, 39%
242losses, 21%

Play style

before facing them
Elite accuracy: 93.8% average
Plays 2.2% better with black
Solid conversion: 84%
Very consistent (91%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 as ♔ (65% in 282 games)

Play against Bromberger's Twin

Their real openings, level & style

Based on 1,149 games

Openings

1,149 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Pirc Defense1.e4 d6 2.d4 f615 games, last played 11 years ago73.3%wins
Benoni1.d4 f6 2.c4 c517 games, last played 10 years ago64.7%wins

Deep analysis

Stockfish · Classical · 58 analyzed
Accuracy by phase
Opening
96.5%
Middlegame
93.9%
Endgame
95.6%
Clutch factor
+5%
Winning (+2)
94%
Equal
96%
Losing (−2)
89%
Problematic pieces
29%
12 err
24%
10 err
19%
8 err
14%
6 err
7%
3 err
7%
3 err
Critical moment
Move 28 avg
0%
1-15
0%
16-25
100%
26-35
0%
36-45
0%
46+
100% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
3
3
Few
Many
c5
3
d6
3
a4
2
a5
2
e6
2
c5/d6 concentrate most errors. Force decisions in those zones.

Critical blunders

5 errors
#41
xc3?? vs Froewis
Endgame · OTB · 2025
#27
xc5?? vs Stankovic
Middlegame · OTB · 2023
#58
c2?? vs Rozentalis
Endgame · OTB · 2022
#15
xe6+?? vs Romanov
Middlegame · OTB · 2022
#29
xc5?? vs Womacka
Middlegame · OTB · 2019

Recent games

Schmidek, Emil(2431)

Schachbundesliga 2025/202... · 21 Mar 2026

0–1
Nasuta, Grzegorz(2486)

SBL München · 1 Mar 2026

0–1
Wojtaszek, Radoslaw(2669)

SBL München · 28 Feb 2026

½–½
Bogosavljevic, Boban(2465)

German Bundesliga 2025-26 · 11 Jan 2026

0–1
Subelj, Jan(2545)

German Bundesliga 2025-26 · 10 Jan 2026

1–0
Kryvoruchko, Yuriy(2618)

German Bundesliga 2025-26 · 7 Dec 2025

0–1

Endgame statistics

Repertoire

PRO
1,149 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
580 games46%W36%D18%L
Move
1. e4
2826m
47%37%16
65%
1. d4
2506m
45%35%20
63%
1. f3
462y
48%35%17
65%
1. c4
214y
50%50%
50%

🍪 Cookies · Chess Stalker stores in your browser only what it needs to work (session and preferences) and measures its audience with its own cookie-free analytics. Analytics are optional.