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F1 has introduced the simplified vocabulary that will be used to explain the advanced features of its revolutionary 2026 regulations.

The championship is embarking on what is potentially the largest technical shift in its long history starting in 2026, featuring fresh chassis and power unit regulations and the required adoption of fully sustainable fuels.

The revised engines, which maintain the hybrid V6 layout, boast a substantially higher energy storage, requiring major innovations in the vehicles' aerodynamic design.

During grand prix events, pilots will strategically manage battery power – including during qualifying laps – to achieve the best lap time.

Wide-ranging research were carried out with a wide range of fans, including long-time followers and newcomers, to identify which terminology would aid comprehension of the central aspects of the 2026 changes.

The key objective was to present a series of complex technical aspects of the sport as easy to grasp as possible for the widest audience.

Consequently, initial designations for some systems – such as "x-mode and z-mode" for the active aerodynamics – have been phased out in preference for intuitive labels that clearly indicate the actual function of the technology.

Key Technical Innovations

Regulators explain that competitors will have greater control to determine tactics regarding battery management, energy recovery, and efficiency.

The 2026 rules mandate a series of modes that will be shown on TV overlays to improve the audience's understanding of the on-track action.

• Attack Mode: This supersedes the present overtaking aid. It provides a surge of additional ERS power deployable when a competitor is within one second the leading car to execute an pass.
• Power Mode: This is a manual power boost from the hybrid system that can be used in offensive or defensive moves. It delivers the pilot full engine and battery energy at the click of a switch.

Both of these key functions will have to be used with calculation, as the available electrical charge is restricted.

• Active Aero: Both the nose and rear wings adjust their angles – flattening on the high-speed sections for low aerodynamic resistance and top speed, and closing in the turns for peak grip.
• Energy Harvesting: The system can replenish their battery with energy harvested under braking, or during coasting at the conclusion of a straight or in sections where only partial power is required.

2026 Car Specifications

The next-generation machines will be more compact and lighter than this year, with a car length reduced by 200mm to 3,400mm, overall width reduced by 100mm – down to 1,900mm – and the car weight decreased by 30kg.

Total aerodynamic grip is anticipated to be reduced by approximately a significant margin, although teams will undoubtedly recover some as they optimize their packages.

Drag has been reduced by 40%. The cars will feature active aerodynamics – both wings will move on the straight sections to reduce drag and enhance velocity and return into place for peak handling.

Pirelli tyres will continue to use 18-inch rims, but the actual tyres will be slimmer, by 25 millimetres on the front axle and 30 millimetres on the rear axle.

2026 Engine Regulations

The 2026 engines will have an approximate 50-50 split in energy output by the petrol engine and the battery and motor, a rise from about 20% battery contribution in the current formula.

The energy recovery system is made less complex through the deletion of the Motor Generator Unit – Heat, the complicated and costly component that generated electricity from the turbocharger.

Every car on the grid will be mandated to operate on carbon-neutral fuel, manufactured from plant-based materials or lab-created processes.