Head-to-Head

Two managers, one tactical matchup, ranked by fit.

MOCK DATA

Manager A

Ralf Kettemann

SC Paderborn 07

4-2-2-2

Manager B

Unai Emery

Aston Villa

4-4-2

🇩🇪

Ralf Kettemann

SC Paderborn 07

GafferScore

Current base shape

4-2-2-2

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

Ralf Kettemann

SC Paderborn 07 · 4-2-2-2

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: Space behind the defensive line
Biggest advantage: Unai Emery's very high line is less exposed to Ralf Kettemann's attack the space within five seconds of every regain.
Biggest vulnerability: Unai Emery is still exposed here — very high pressing intensity targets the first phase of Unai Emery's mixed build-up, baiting the press before switching.

Why Unai Emery has the edge

Unai Emery's very high line is less exposed to Ralf Kettemann's attack the space within five seconds of every regain.
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 mixed build-up, baiting the press before switching is press-resistant against a very high press.

How Ralf Kettemann could respond

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

▶ Watch tactical collision ▶ Kettemann'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

26%

Unai Emery holds the clearest edge in in-game flexibility (29 points). Unai Emery follows in defensive organisation, which is where the game is most likely to be decided second.

1
In-game flexibility
Touchline changes are a secondary weapon.
Emery +29
2
Defensive organisation
Very High line against Unai Emery's attacking model.
Emery +21
3
Possession control
Very High tempo against balanced tempo.
Emery +19
4
Build-up
Vertical build-up designed to provoke and then bypass the press vs mixed build-up, baiting the press before switching.
Emery +14
5
Chance creation
4-2-4 attacking shape shape versus a 4-4-2 mid-block.
Emery +9
6
Transitions
Attack the space within five seconds of every regain against aggressive offside trap into fast direct breaks.
Emery +9
7
Pressing
Very High press against a high press.
Emery +5

Expected phase-by-phase difference

Prototype dataset

Ralf KettemannUnai Emery

In-game flexibility
65 — 94
Defensive organisation
67 — 88
Possession control
63 — 82
Build-up
69 — 83
Chance creation
75 — 84
Transitions
79 — 88
Pressing
79 — 84

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

Tactical matchup highlights

Prototype dataset

Press vs build-up
Unai Emery
Ralf Kettemann's press (79) against Unai Emery's build-up (83) decides whether the first phase survives.
Build-up vs press
Unai Emery
Unai Emery presses at 84; Ralf Kettemann builds at 69.
Attack vs defence
Unai Emery
Ralf Kettemann's attacking model (75) against Unai Emery's defensive organisation (88).
Transition duel
Unai Emery
Both sides live in the seconds after a turnover — 79 vs 88.
In-game flexibility
Unai Emery
Who changes the game from the touchline: 65 vs 94.

Assessment profile

Prototype dataset

Ralf KettemannUnai Emery

Ralf Kettemann — mentality

Prototype dataset

Proactivity
71
How far the team seeks to dictate rather than react.
Risk appetite
80
Willingness to accept exposure in exchange for territory.
Game control
65
Preference for managing tempo and possession.
Pressing aggression
85
Intensity and height of the defensive commitment.
In-game adaptability
65
Frequency and impact of structural changes.
Development focus
72
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
62
76
Progression
68
83
Chance creation
68
78
Pressing
66
70
Attacking transition
82
90
Defensive transition
39
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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