Head-to-Head

Two managers, one tactical matchup, ranked by fit.

MOCK DATA

Manager A

Stéphane Dumont

ESTAC Troyes

4-2-3-1

Manager B

Unai Emery

Aston Villa

4-4-2

🇫🇷

Stéphane Dumont

ESTAC Troyes

GafferScore

Current base shape

4-2-3-1

Age

—

Win % — club, league

—

Employed

🇪🇸

Unai Emery

Aston Villa

GafferScore

Current base shape

4-4-2

Age

Win % — club, league

52.1%

EmployedWWWLL

Tactical matchup

Mock data

Stéphane Dumont

ESTAC Troyes · 4-2-3-1

Unai Emery

Aston Villa · 4-4-2

SLIGHT TACTICAL EDGE

Unai Emery

SLIGHT TACTICAL EDGE

GafferLens model output: 58 – 42

Model output describing stylistic advantage — not a measured figure and not a win probability.

Confidence: Low

Limited directly comparable evidence — at least one manager is early into a spell, so the model leans on historical philosophy rather than current-club patterns.

Key battleground: In-game adaptability
Biggest advantage: Unai Emery's In-game changes are a core weapon, allowing the shape to be re-set once the pattern of the game is clear.
Biggest vulnerability: No obvious stylistic vulnerability in this matchup.

Why Unai Emery has the edge

Unai Emery's In-game changes are a core weapon, allowing the shape to be re-set once the pattern of the game is clear.
Unai Emery's very high line is less exposed to Stéphane Dumont's counter-press the first five seconds, then re-form the block.
Unai Emery's mixed build-up, baiting the press before switching is press-resistant against a high press.

How Stéphane Dumont could respond

Pre-plan two shape changes rather than reacting late — Stéphane Dumont has switched structure at the interval in similar matchups.
Time the step-up better and pair the offside trap with a deeper resting midfielder, an adjustment Stéphane Dumont has used when caught in behind.
Set sharper pressing triggers and accept a mid-block start rather than pressing the goalkeeper, which Stéphane Dumont has used when the first line is played through.

▶ Watch tactical collision ▶ Dumont's simulations

This is not a match prediction. It does not mean Unai Emery would win a fixture, has the better squad or is the better manager. It answers one question: if both managers had approximately equal squads, whose style would naturally cause more problems for the other? Results evidence is kept separate from tactical evidence. Past head-to-head records are shaped by squad quality, so the counter score is derived only from build-up, pressing, defensive and transition structures.

Matchup summary

Prototype dataset

Tactical similarity

20%

Unai Emery holds the clearest edge in in-game flexibility (25 points). Unai Emery follows in transitions, which is where the game is most likely to be decided second.

1
In-game flexibility
Touchline changes are a secondary weapon.
Emery +25
2
Transitions
Counter-press the first five seconds, then re-form the block against aggressive offside trap into fast direct breaks.
Emery +18
3
Defensive organisation
Medium line against Unai Emery's attacking model.
Emery +17
4
Pressing
High press against a high press.
Emery +13
5
Chance creation
3-2-5 shape versus a 4-4-2 mid-block.
Emery +12
6
Build-up
Mixed build-up: short when available, direct when pressed vs mixed build-up, baiting the press before switching.
Emery +10
7
Possession control
Balanced tempo against balanced tempo.
Emery +10

Expected phase-by-phase difference

Prototype dataset

Stéphane DumontUnai Emery

In-game flexibility
69 — 94
Transitions
70 — 88
Defensive organisation
71 — 88
Pressing
71 — 84
Chance creation
72 — 84
Build-up
73 — 83
Possession control
72 — 82

Bars show the projected gap in each phase of play. Left of centre favours Stéphane Dumont; right of centre favours Unai Emery.

Tactical matchup highlights

Prototype dataset

Press vs build-up
Unai Emery
Stéphane Dumont's press (71) against Unai Emery's build-up (83) decides whether the first phase survives.
Build-up vs press
Unai Emery
Unai Emery presses at 84; Stéphane Dumont builds at 73.
Attack vs defence
Unai Emery
Stéphane Dumont's attacking model (72) against Unai Emery's defensive organisation (88).
Transition duel
Unai Emery
Both sides live in the seconds after a turnover — 70 vs 88.
In-game flexibility
Unai Emery
Who changes the game from the touchline: 69 vs 94.

Assessment profile

Prototype dataset

Stéphane DumontUnai Emery

Stéphane Dumont — mentality

Prototype dataset

Proactivity
72
How far the team seeks to dictate rather than react.
Risk appetite
69
Willingness to accept exposure in exchange for territory.
Game control
72
Preference for managing tempo and possession.
Pressing aggression
75
Intensity and height of the defensive commitment.
In-game adaptability
69
Frequency and impact of structural changes.
Development focus
69
Weighting given to improving individual players.

Unai Emery — mentality

Prototype dataset

Proactivity
83
How far the team seeks to dictate rather than react.
Risk appetite
87
Willingness to accept exposure in exchange for territory.
Game control
82
Preference for managing tempo and possession.
Pressing aggression
84
Intensity and height of the defensive commitment.
In-game adaptability
94
Frequency and impact of structural changes.
Development focus
82
Weighting given to improving individual players.

Against a common opponent (aggressive high press)

Prototype dataset

Build-up
66
76
Progression
73
83
Chance creation
68
78
Pressing
60
70
Attacking transition
75
90
Defensive transition
52
51

Updated today · Updated this week · Confidence LOW · Source: GafferLens editorial review

MOCK DATA — matchup modelling is derived from provisional editorial ratings and does not represent measured match outcomes.

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