Scouting report: Heikki Kallio (GM, FIN)

942 over-the-board games in the Chess Stalker database (942 classical): 42% wins, 36% draws, 22% losses. FIDE rating 2492 standard. 2 games analyzed with Stockfish: 93% accuracy, 0 blunders per game.

  • Opening repertoire of Heikki Kallio 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 Heikki Kallio's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/501778 — no account needed.

Heikki Kallio

GM

Finlandborn 1980FIDE ID 501778

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2460
2500
2492 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2492
2522peak, Jan 2002
942games
392wins, 42%
341draws, 36%
209losses, 22%

Play style

before facing them
Elite accuracy: 93.3% average
Plays 2.9% better with white
Very consistent (95%)
Very precise: only 0.0 blunders/game
Dominates 1.Nf3 as ♔ (72% in 63 games)
Vulnerable to 1.c4 ♚ (only 45%)

Play against Kallio's Twin

Their real openings, level & style

Based on 942 games

Openings

942 games

Weaknesses

where they slip as ♔ White
Sicilian: Open1.e4 c5 2.f3 d6 3.d4only 8 games, last played 24 years ago50.0%losses
King's Indian: Main Line1.d4 f6 2.c4 g6 3.c3 g7 4.e4 d6 5.f3 O-O12 games, last played 24 years ago41.7%losses

Strengths

what holds up for them as ♔ White

No consistent strengths detected as white

Deep analysis

Stockfish · Classical · 2 analyzed
Accuracy by phase
Opening
94.4%
Middlegame
93.8%
Endgame
Clutch factor
+3%
Winning (+2)
95%
Equal
85%
Losing (−2)
92%
Problematic pieces
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
0%
0 err
Critical moment
Move 30 avg
0%
1-15
0%
16-25
0%
26-35
0%
36-45
0%
46+
Error heatmap · Critical squares
Insufficient data

Critical blunders

Tactical errors analyzed with Stockfish
No blunders recorded

Recent games

Le, Quang Liem(2386)

FSGM October · 11 Oct 2005

½–½
Buli, Vangjel(2294)

FSGM October · 10 Oct 2005

½–½
Berczes, David(2475)

FSGM October · 9 Oct 2005

½–½
Rajlich, Iweta(2453)

FSGM October · 8 Oct 2005

1–0
Hera, Imre Jr.(2380)

FSGM October · 7 Oct 2005

½–½
Prohaszka, P2.(2336)

FSGM October · 7 Oct 2005

1–0

Repertoire

PRO
942 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
462 games47%W36%D17%L
Move
1. d4
17421y
42%35%23
60%
1. e4
16021y
48%36%16
66%
1. f3
6321y
54%37%
72%
1. c4
3621y
42%42%16
63%
1. a3
822y
75%25%
88%
1. b3
821y
50%50%
75%
1. c3
3Jan 1996
100%
100%
1. c3
324y
100%
100%
1. f4
323y
100%
100%
1. g3
2Sept 1999
100%
50%
1. d3
1
100%
0%
1. b4
1Aug 2000
100%
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.