Fixed versus fluid: how Maresca and Carrick’s contrasting systems shape the Manchester derby

Manchester City and Manchester United share a broad objective: to restore themselves to the top of the Premier League. Yet ahead of Sunday’s derby, their managers appear to be pursuing that goal through markedly different tactical ideas.

Enzo Maresca’s City are built around positional discipline and control. Michael Carrick’s United retain positional principles but give players considerably more freedom to move. The contrast is not simply about formation. It concerns how each team manages space, possession and uncertainty during a match.

Maresca’s City: control through structure

Maresca’s approach is rooted in positional play, an idea associated with his former mentor Pep Guardiola. The basic premise is that players should occupy carefully defined areas of the pitch so the team can maintain balance, create passing options and control the game with the ball.

That structure is intended to make matches more predictable for City. When players are positioned precisely:

• passing lanes are easier to establish;
• the team is less likely to become stretched;
• possession can be circulated with fewer unnecessary risks;
• players can anticipate where teammates should be.

Maresca has compared football with chess, reflecting his preference for planned movement rather than improvisation for its own sake. The comparison does not mean that City’s players are mechanically restricted. Rather, their freedom operates within a detailed framework: movement is encouraged, but it is expected to serve the team’s overall shape.

The benefit is control. City can try to dictate where the match is played and reduce the number of chaotic situations that make games difficult to manage.

The cost is that a rigid structure can become predictable if the players cannot disrupt an opponent’s defensive organisation. A team that remains too faithful to its positions may circulate the ball without creating enough uncertainty for the opposition.

Carrick’s United: principles without the same restrictions

Carrick’s United are not without positional ideas. Players still have guidelines about where to appear, how to support one another and how the team should retain its shape.

The distinction is the amount of freedom permitted within those guidelines.

United’s players can roam more readily, changing positions to respond to the movement of the ball, the opponent and their teammates. That fluidity can produce combinations that are harder to anticipate than a strictly structured attack.

A roaming player may pull a defender away from a familiar zone, create a temporary overload or appear in an unexpected area to receive the ball. These movements can make United less predictable, particularly when several players recognise the same opportunity and adjust together.

The trade-off is a greater risk of imbalance. If one player leaves a position without a teammate compensating for the movement, space can open elsewhere. Fluid football depends heavily on collective understanding: freedom only helps when players know how to preserve the team’s balance while moving.

The central difference: reducing uncertainty or using it

The two approaches can be summarised in contrasting attitudes towards uncertainty.

Tactical question	Maresca’s City	Carrick’s United
Primary emphasis	Positional control	Movement and adaptability
Player positioning	More precisely defined	Guided, but less fixed
Attacking movement	Structured within the team shape	More frequent roaming and interchange
Main advantage	Stability and control	Unpredictability and spontaneity
Main risk	Predictability or excessive rigidity	Loss of balance or exposed space

This is a difference of emphasis rather than a simple division between “structured” and “unstructured” football. City still need players to make decisions, while United still need a collective shape. The contrast lies in how much decision-making is determined by the system before the action begins.

Maresca’s model tries to make the correct option visible through positioning. Carrick’s gives players more responsibility to identify and exploit the correct option as the situation develops.

Why the derby could expose the contrast

A derby provides a useful test of both philosophies because the match is likely to contain periods in which one team controls possession and others in which the game becomes unsettled.

City’s structure may help them maintain their shape when they have the ball and recycle play when a forward pass is unavailable. United’s fluidity may be more valuable when the game becomes less orderly. Quick exchanges and unexpected movement can challenge City’s defensive organisation, particularly if United can move players away from the positions City expect them to occupy.

That same freedom could create problems for United if their rotations are not matched by defensive cover. Against a side committed to positional discipline, even a brief loss of shape may provide a route through the press or leave space for a controlled attack.

The contest may therefore turn on which team imposes its preferred conditions:

• If City control the ball and maintain their structure, the match may become a test of United’s patience and defensive discipline.
• If United disrupt City’s spacing and create a more open game, their freedom to rotate could become a significant attacking asset.
• If neither side establishes control, the difference between planned positioning and instinctive movement may become less clear as the game turns into a series of individual decisions.

Fixed does not mean static, and fluid does not mean chaotic

The labels can be misleading if taken too literally.

A fixed structure is not necessarily motionless. Players in a positional system still rotate, attack spaces and adjust their positions. The defining feature is that those movements are governed by the need to preserve the team’s geometry.

Similarly, a fluid system is not simply a collection of players wandering around the pitch. Carrick’s United still operate according to principles. Their players are given freedom, but that freedom must be coordinated if it is to improve the team rather than weaken it.

The most useful distinction is therefore not whether players move, but how movement is controlled.

Maresca seeks to control movement through predetermined positional relationships. Carrick appears to place more trust in players’ ability to interpret the game and change those relationships when opportunities arise.

What to watch during the match

Viewers can identify the tactical battle without focusing only on formations. Three details should provide the clearest clues.

1. City’s response to United’s movement

When United’s players exchange positions, City’s reaction will show how firmly Maresca’s structure is being maintained. Do City’s players follow opponents, pass them on, or hold their zones?

Each choice carries a consequence. Following movement can open another area; refusing to follow can give the moving player time and space.

2. United’s defensive cover

When United attack, their remaining players must still protect against a City transition. If Carrick’s roaming players leave too many gaps behind the ball, City’s structure may allow them to exploit those spaces quickly.

United’s fluidity will be most effective if the team can attack without sacrificing its defensive platform.

3. Whether possession produces chances

City’s control should be judged by more than the amount of time they spend with the ball. The question is whether their positioning moves United’s defence and creates meaningful openings.

United, meanwhile, may not need long spells of possession if their rotations create high-quality moments. Their approach will be measured by the value of those moments rather than by territorial dominance alone.

The Manchester derby will therefore test two different ways of organising a team. Maresca’s City seek to reduce uncertainty through structure, while Carrick’s United accept more uncertainty in exchange for movement and unpredictability.

Sources

• BBC Sport, “Fixed v fluid – the opposing approaches of Maresca and Carrick,” published 13 September 2026: https://www.bbc.co.uk/sport/football/articles/cn45w80wn5xo?at_medium=RSS&at_campaign=rss