Nils Grandelius
TitleGrandmasterFederationSwedenBorn1993FIDE ID1710400
Classical2603
Rapid2611
Blitz2592
Games3,910
W · D · LWon · Drawn · Lost47 / 32 / 21
Peak2694Mar 2019
Rating history
2540
2580
2620
2660
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Oct 2023Nov 2026
Classical2603Rapid2611Blitz2592no games played
Accuracy by phase
96.9%Opening94.1%Middlegame95.6%Endgame
Clutch factor
Insufficient dataPlay style
Elite accuracy: 94.5% average
Solid conversion: 81%
Very consistent (92%)
Very precise: only 0.1 blunders/game
Dominates 1.c4 as 
(74% in 189 games)
(74% in 189 games)Recent games
Deac, Bogdan-Daniel(2654)
41st ECC Open 2026 · 22 Oct 2026
Indjic, Aleksandar(2606)
41st ECC Open 2026 · 21 Oct 2026
Zanan, Evgeny(2475)
41st ECC Open 2026 · 20 Oct 2026
Luque Saiz, Andres(2337)
41st ECC Open 2026 · 19 Oct 2026
Aliferenko, Aleksei(2238)
41st ECC Open 2026 · 18 Oct 2026
Play against Grandelius's Twin
Their real openings, level & style
Practice against a bot that uses their real openings and playing style
Based on 3,910 games
Openings
1,962 games as White · scores 67.1%Weaknesses
where they slip as ♔ WhiteNo significant weaknesses detected as white
Strengths
what holds up for them as ♔ WhiteReti vs King's Indian1.♞f3 ♞f6 2.c4 g623 games, last played 2 years ago87.0%wins
Modern Defense1.e4 g6 2.d4 ♝g715 games, last played 7 months ago66.7%wins
By family
open a family to see its linesPROTime controls · Years · Events
3,910 games in scope
LineECOGamesLast playedWins · draws · lossesScorevs 67.1%
A00–A045262w
58%21%21%
68.5%—B22–B502415w
47%36%17
64.9%—C60–C702062w
34%57%9
62.9%−4.2 ptsA10–A301894m
63%22%15
73.8%+6.7 ptsA45–E111044w
49%25%26%
61.5%−5.6 ptsD24–E05936w
47%34%19
64.5%—C00902w
46%38%16
64.4%—E20–E40758w
56%23%21%
67.3%—Mistakes
Problematic pieces
Insufficient data
Critical moment
Insufficient data
Error heatmap · Critical squaresError heatmap
Insufficient data
Critical blunders
Tactical errors analyzed with StockfishCouldn't load this.
Endgame statistics
PROAnalyzing...
Repertoire
PROTime controls · Years · Events
3,910 games in scope
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Explore the repertoireevery move played, ranked by frequency
1,962 games52%W31%D17%L
1,962games in this linewon 52%, drew 31%, lost 17%
Move
1. e4
7212w44%42%14
65%1. d4
5263w52%29%19%
67%1. ♞f3
4952w58%22%20%
69%1. c4
1894m63%22%15
74%1. g3
175m65%1223%
71%1. b3
117m55%045%
55%1. c3
14y100%00
100%1. b4
113y00100%
0%1. ♞c3
110y100%00
100%