New Technologies at the 2026 World Cup: Sensor Balls, AI, Robot Dogs, and Mandatory Water Breaks

The 2026 World Cup, hosted across the United States, Mexico, and Canada, promises to be the largest in history with 48 teams competing over 39 days. Beyond its unprecedented scale, this edition marks a deep integration of technology aimed at enhancing the fan experience and assisting referees.

Here are the standout technological innovations set to debut at the 2026 World Cup:

1. Sensor-Embedded Match Ball

The official match ball, named 'Trionda' (Spanish for 'three waves'), is produced by Adidas and contains a tiny IMU (Inertial Measurement Unit) sensor chip. This chip captures data 500 times per second, tracking the ball's acceleration and movement in three-dimensional space. According to a FIFA press release, this data is transmitted in real time to the VAR system, helping referees make more accurate decisions, particularly in offside situations. Nicolas Evans, FIFA's Head of Research and Standards, explained to the BBC that the technology allows officials to know “what the ball is doing in 3D space.”

2. AI-Powered 3D Player Avatars

As part of a collaboration between FIFA and Lenovo, players at the World Cup will undergo digital scans to create precise 3D models. Each scan takes about one second and captures body details with high accuracy. These models are integrated into the semi-automated offside technology, enabling reliable player tracking even during fast movements or when partially obscured. FIFA says the AI-assisted 3D avatars will significantly improve semi-automated offside technology and will also be used in official broadcast coverage to visualize offside decisions more vividly for fans in stadiums and around the world. Additionally, body cameras worn by referees will be used in all 104 matches.

3. Security Robot Dogs

To bolster security at the 2026 World Cup, the Mexican police force will deploy robot dogs. These four-legged robots are designed to access dangerous areas and transmit live video feeds back to security personnel for monitoring before any action is taken. They were purchased by the Guadalupe city council (part of the Monterrey metropolitan area) for 2.5 million Mexican pesos (about $145,000). Guadalupe Mayor Hector Garcia stated that the robots aim “to support police in initial interventions... to protect the physical safety of officers.”

4. Advanced Semi-Automated Offside Technology

FIFA is implementing an upgraded version of its semi-automated offside technology. The previous version only alerted referees when a player was offside by more than 50cm; now, the new system can trigger an alert when a player is offside by as little as 10cm. Referees will receive an audio warning directly via their headsets, rather than waiting for a VAR notification. However, this technology applies only to positional offside calls, not to subjective assessments, such as determining whether a player was involved in the play. FIFA believes this innovation will reduce frustration for fans and players, and also lower the risk of injury from unnecessary runs when an offside is imminent.

5. Mandatory Water Breaks

At the 2026 World Cup, players will get a three-minute break in each half, regardless of weather or temperature conditions. These breaks are scheduled around the 22nd minute of each half. Manolo Zubiria, FIFA's Tournament Director for the U.S., confirmed: “Every match, regardless of whether the stadium has a roof or not, regardless of the temperature, will always have a three-minute water break, from the referee's whistle to start to the whistle to end, in both halves.” If an injury occurs near that time, the referee will handle it on the spot.