What is Sandro Mareco's FIDE rating?

Sandro Mareco's FIDE rating is 2550 standard, 2566 rapid, 2547 blitz. Chess Stalker tracks it together with Sandro Mareco's over-the-board games and opening repertoire.

How many OTB games has Sandro Mareco played?

The Chess Stalker database holds 1,994 over-the-board games by Sandro Mareco (1,791 classical, 102 rapid, 101 blitz), with 52% wins. The full list, with openings and results, is on Sandro Mareco's Chess Stalker profile.

How do I prepare against Sandro Mareco?

Open Sandro Mareco's free Chess Stalker report: opening repertoire with results per line as White and Black, recurring weaknesses and blunder patterns evaluated with Stockfish, and recent games. Then rehearse against the Twin Bot, which imitates Sandro Mareco's style, before facing them.

Sandro Mareco

TitleGrandmasterFederationArgentinaBorn1987FIDE ID112275

Classical2550▼ 1

Rapid2566

Blitz2547

Games1,994

W · D · LWon · Drawn · Lost52 / 34 / 14

Peak2666Mar 2019

Rating history

2500

2540

2580

Oct

2024

Apr

Jul

Oct

2025

Apr

Jul

Oct

2026

Apr

Jul

Oct

Oct 2023Nov 2026

Classical2550Rapid2566Blitz2547no games played

Accuracy by phase

96.9%Opening94.1%Middlegame95.0%Endgame

Clutch factor

Insufficient data

Play style

Elite accuracy: 93.8% average

High resilience (59%): Dangerous even when losing

Solid conversion: 82%

Very consistent (89%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 as

(75% in 217 games)

Recent games

Sipila, Vilka(2474)

46th Olympiad 2026 · 27 Sept 2026

1–0

Can, Isik(2569)

46th Olympiad 2026 · 26 Sept 2026

½–½

Sousa, Andre Ventura(2451)

46th Olympiad 2026 · 25 Sept 2026

1–0

Wong, Zhenyong Jayden(2360)

46th Olympiad 2026 · 24 Sept 2026

1–0

Quizon, Daniel(2414)

46th Olympiad 2026 · 23 Sept 2026

½–½

Play against Mareco's Twin

Their real openings, level & style

Practice against a bot that uses their real openings and playing style

Based on

1,994 games

Based on 1,994 games

Openings

1,003 games as White · scores 72.3%

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White

King's Indian: Classical1.d4 ♞f6 2.c4 g6 3.♞c3 ♝g7 4.e4 d6 5.♞f3 O-O 6.♝e2 e514 games, last played 4 years ago85.7%wins

King's Indian: Main Line1.d4 ♞f6 2.c4 g6 3.♞c3 ♝g7 4.e4 d6 5.♞f3 O-O18 games, last played 4 years ago77.8%wins

By family

open a family to see its lines

PROTime controls · Years · Events

1,994 games in scope

LineECOGamesLast playedWins · draws · lossesScorevs 72.3%

A01–A042205w

63%24%13

75.0%—

A10–A3011510m

53%33%14

69.6%—

B23–B501015m

57%33%10

73.8%—

D30–E05934w

54%35%11

71.5%—

D10–D45702y

46%43%11

67.1%−5.2 pts

E60–E70612y

74%23%

85.2%+12.9 pts

A46–E11486w

52%38%10

70.8%—

A40–D04412y

49%34%17

65.9%−6.5 pts

Mistakes

Problematic pieces

Insufficient data

Critical moment

Insufficient data

Error heatmap · Critical squaresError heatmap

Insufficient data

Critical blunders

Tactical errors analyzed with Stockfish

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Endgame statistics

187 endgames (35.6%) · force Opposite-Color Bishops (20%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

35.6%

187 / 526

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

56%44%

77.9%353g

R+Bishop vs R+Knight

59%41%

79.4%306g

Rook vs Minor (Exchange)

49%50%

73.7%281g

Rook vs Rook

48%50%

72.6%252g

Rook vs Two Minors

56%44%

78.1%160g

Pure Pawn

36%50%14

60.6%109g

Rook + Equal Minors77.9%353g

R+Bishop vs R+Knight79.4%306g

Rook vs Minor (Exchange)73.7%281g

Rook vs Rook72.6%252g

Rook vs Two Minors78.1%160g

Pure Pawn60.6%109g

Weak in Opposite-Color Bishops: only 20% win rate (5 games). Force this endgameShow all 14 types

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Repertoire

PROTime controls · Years · Events

1,994 games in scope

Explore the repertoireevery move played, ranked by frequency

1,003 games56%W32%D12%L

1,003games in this linewon 56%, drew 32%, lost 12%

Move

1. d4

4394w

54%36%10

72%

1. e4

2294w

55%32%13

71%

1. ♞f3

2175w

63%24%13

75%

1. c4

11510m

53%33%14

70%

1. b3

39y

100%

Scouting report: Sandro Mareco (GM, ARG)

Sandro Mareco

Rating history

Play style

Recent games

Play against Mareco's Twin

Openings

Weaknesses

Strengths

By family

Mistakes

Critical blunders

Endgame statistics

Repertoire