Observatoire du football CIES

The CIES Football Observatory breaks new ground with Impect

Admin — 2026-06-30T08:56:36Z

With the 2026 FIFA World Cup in full swing, the CIES Football Observatory is proud to present a new tool, available free of charge, for analysing the characteristics of participating teams and players from the perspective of their technical performance.
For each outfield player fielded for at least 60 minutes, the tool provides an overall performance score out of 100, as well as scores across eight areas of play, based on match data exclusively produced by our partners at Impect, through (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

CIES Football Observatory's survey findings

Admin — 2026-06-23T08:04:30Z

The CIES Football Observatory's research team is pleased to present the results of a survey conducted among our newsletter subscribers on the actions considered necessary in terms of the governance of men's club soccer. In total, we received 1,424 responses.
For each question asked, we present the proportion of respondents who rated the urgency of taking further action in the relevant area as at least four on a scale of five. The percentages range from 84.9% of respondents calling for (...)

- Newsletter_EN / abonnement, Lettre mensuelle

Negative correlation between temperature and physical performance

Admin — 2026-06-17T09:43:44Z

The CIES Football Observatory is pleased to present a video analysing the relationship between the distance covered by players during a match and the ambient temperature. Data collected in partnership with SkillCorner from 35 leagues around the world indicates a significant decrease in the distance covered as temperatures rise.
On average, a player covers 10.1 km during 90 minutes of play if the temperature does not exceed 15°C ; this distance decreases by about one kilometre when the (...)

- Newsletter_EN / abonnement, Lettre mensuelle

Top-valued teams: three main favourites

Roger Besson — 2026-06-10T09:06:16Z

Based on the estimated transfer values* of the selected players, three national teams look like the main favourites to win the 2026 World Cup. England top the ranking with a total squad value of €1.454 billion. They are followed by France (€1.436 billion) and Spain (€1.407 billion). The values of all qualified teams are listed in the 550th Weekly Post of the CIES Football Observatory.
With inflation and a larger number of participating teams, the estimated total value of all squads in the (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

Most expensive players: Yamal in a league of his own

Admin — 2026-06-03T09:03:44Z

The 549th Weekly Post presents the 100 players in the world with the highest estimated transfer value, as calculated from the CIES Football Observatory's statistical model. FC Barcelona's young Spanish prodigy, Lamine Yamal, crushes the competition with a valuation of €358 million. Ahead of Manchester City's Norwegian striker Erling Haaland (€227 million).
No other player is valued at over €200 million, with Kylian Mbappé in third place (€166 million). The following players are at the top of the (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

Most popular clubs on social media

Admin — 2026-05-27T07:35:28Z

The 548th Weekly Post from the CIES Football Observatory ranks clubs worldwide according to their number of followers on the main social media platforms (Facebook, Instagram, TikTok, YouTube and X). Two clubs stand out: Real Madrid (488 million followers) and Barcelona (442 million). England's Manchester United complete the top three (239 million), ahead of Paris Saint-Germain (208 million).
Among teams ranked in the top 10 positions, German side Bayern Munich recorded the strongest growth (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

Best XIs of the season: 34 leagues

Admin — 2026-05-20T06:56:54Z

The 547th CIES Football Observatory Weekly Post presents the Team of the Season (4-2-1-3) for 34 leagues reaching their conclusion. The selection was made by taking into account players' performances (eight game areas for outfield players and the difference between goals expected goals and conceded for goalkeepers ; Impect data), the results of matches in which players' participated, and playing time.
At big-5 league level, the following goalkeepers are part of the Best XIs : David Raya (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

Player exports: Brazil ahead of France

Admin — 2026-05-13T05:53:15Z

The 546th CIES Football Observatory Weekly Post presents the 50 nations worldwide with the highest number of expatriates* currently playing in 135 professional leagues across the globe. As last year, Brazil remains the leading exporter (1,455 players abroad, +37), but is being hotly pursued by France (1,275, +86), with reigning world champions Argentina in third place (1,016, +27).
Since 2021, the largest increase in absolute terms has been recorded for France (+332 expatriates), with a (...)

- Newsletter_EN / abonnement, Lettre mensuelle

Two-thirds of coaches in the job for less than a year

Admin — 2026-05-06T06:10:01Z

The 545th CIES Football Observatory Weekly Post shows that 65.2% of teams across 55 leagues worldwide have changed their head coach at least once over the past year. This proportion is close to that recorded on the same date last year (see here). This finding reflects chronic instability in most clubs.
By league, the figures range from 100% of clubs having changed their manager over the past 365 days in the Cyprus top division (14 out of 14) to just 18.8% in Norway's top tier (3 clubs out (...)

- Newsletter_EN / abonnement, Lettre hebdomadaire

CIES survey - final reminder

Admin — 2026-04-30T10:07:08Z

Dear subscribers,
Many of you have already taken part in our survey to share your views on various topics relating to men's professional football. Thank you very much!
However, we would still like to expand the sample of respondents. That is why we are writing to you one last time to invite those who have not yet taken part to do so.
The results of the survey, which is completely anonymous, will be published ahead of the next World Cup. Please take three minutes at most to complete this (...)

- Newsletter_EN / abonnement, Lettre mensuelle