The 2026 Formula 1 season opened in Australia with sweeping changes that reshape how cars are built and driven. The new cars are shorter, narrower and lighter, and roughly half of race power now comes from the battery rather than the combustion engine. Aerodynamics have been revised, tires are slimmer, and the familiar DRS system has been replaced by a driver-activated “boost” for extra race power.
Key design changes include a flat underbody and adjustable front and rear wings that drivers can switch between a high-downforce “corner mode” and a low-drag “straight mode.” Those elements, together with the different weight and dimensions, have noticeably altered car behavior on track.
Powertrain and energy management
The internal-combustion core remains a 1.6-liter V6 turbo, but the energy split has shifted dramatically: last season the engine supplied about 80% of power, while 2026 cars aim for an approximately 50:50 balance between engine and battery. That elevates the battery into a continually working system that is charged and discharged during laps. Drivers harvest energy under braking, by lift-and-coast techniques, and via engine braking when downshifting. Stored energy can be deployed via a cockpit button to accelerate or facilitate overtakes, but a single charge cannot power an entire stint and drivers cannot run full laps on battery alone.
The practical effect is that drivers and race engineers must constantly manage energy use and recovery throughout each stint. The emphasis on strategy and deployment has split opinion among the drivers: four-time champion Max Verstappen said in preseason testing in Bahrain, “It actually has nothing to do with Formula 1. It feels more like Formula E on steroids.” Ferrari’s Lewis Hamilton described the management as “ridiculously complex,” warning that fans might struggle to understand why drivers are sometimes not at full throttle.
Safety and reliability concerns
Aston Martin has reported a serious vibration issue with its new power unit. The team says the vibrations are severe enough that prolonged running could risk nerve damage to drivers’ hands, prompting plans to limit race laps until the problem is fixed. Team principal Adrian Newey warned: “We will have to severely limit the number of laps we complete in the race until we have gotten to the bottom of the vibrations and made improvements.”
New entries and driver moves
Manufacturer involvement has shifted: Audi has finally joined the grid after completing a gradual takeover of Sauber, becoming the fourth German manufacturer in F1 alongside Mercedes, Porsche and BMW. Audi admits the single-seater challenge is steep—its background being stronger in rally and touring cars—but has set a goal to fight for a world championship by 2030. Team boss Jonathan Wheatley cautioned: “You also have to be humble in the face of the challenge ahead.”
US marque Cadillac also joins as the 11th team, entering with a Cadillac chassis paired with a Ferrari engine and fielding Valtteri Bottas and Sergio Perez. The only genuine rookie is 18-year-old Briton Arvid Lindblad, who joins Racing Bulls after Isack Hadjar was promoted to Red Bull to fill Yuki Tsunoda’s seat.
Predicting performance
With such sweeping technical changes, form is hard to call. Early testing in Bahrain suggested Ferrari could be strong: Charles Leclerc posted the fastest overall time on the final day. Defending champion Lando Norris (McLaren), Max Verstappen and Mercedes’ George Russell were close behind, indicating a potentially competitive top group.
Calendar updates
The 2026 calendar will again feature 24 races, running from March 8 in Melbourne to December 6 in Abu Dhabi. The Madrid street circuit debuts on September 13, replacing Imola as the Spanish Grand Prix venue. Barcelona remains on the schedule in June as the Barcelona-Catalunya Grand Prix, but with the circuit contract expiring this year it may be the last time Barcelona hosts F1 for a while. Zandvoort in the Netherlands is also expected to leave the calendar in 2027 after organizers withdrew for financial reasons, meaning Max Verstappen’s home race could be absent for the foreseeable future after this season.
The 2026 regulations represent a major pivot toward hybridized performance and tactical energy use. That has created fresh technical and safety challenges, new manufacturer rivalries, and a season where strategic acumen may be as decisive as outright pace.
This article was adapted from German.