Sky Sports F1 analyst Naomi Schiff has warned that upcoming power unit regulations could disrupt team development and disadvantage Mercedes.
Formula 1 plans to shift to a 60:40 internal combustion to electrical power split in 2027. The FIA confirmed hardware changes aimed at making driving more intuitive through a 50kW reduction in electric power and a matching increase from the internal combustion engine.
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Max Verstappen has welcomed an agreement in principle to adjust Formula 1 power units toward a 60-40 split between internal combustion engines and electric power starting in 2027. The four-time world champion said the shift represents meaningful progress after discussions with the FIA and Formula 1. He added that the changes increase the likelihood he will remain in the sport beyond this season.
Former W Series driver and Sky Sports Formula 1 analyst Naomi Schiff has warned that planned engine regulation changes for the 2027 season could impose major financial burdens on smaller teams and manufacturers.
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Formula 1 will adjust its power unit balance for the 2027 season by increasing combustion engine output and reducing electric deployment, the FIA said. The move follows ongoing concerns over the 2026 regulations and the immediate tweaks introduced at the Miami Grand Prix.
McLaren team principal Andrea Stella has revealed that Formula 1 teams and the FIA are in talks about potential hardware tweaks to the 2026 power units. These could include larger battery capacity or increased fuel flow to improve driving dynamics. Recent regulation adjustments ahead of the Miami Grand Prix aim to address some issues, but more substantial changes may take time.
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Former Red Bull advisor Helmut Marko has criticized Formula 1's new power unit regulations, pointing to flaws in the 50:50 split between internal combustion engine and electrical power. Speaking to ORF, he highlighted energy management issues and safety concerns from the Japanese Grand Prix. Marko anticipates adjustments following upcoming stakeholder meetings.
Formula 1 CEO Stefano Domenicali has called for stakeholders to agree on the next generation of power unit regulations as early as this year. He emphasized the need to act quickly due to long lead times, while respecting investments from manufacturers like Audi and Honda. Domenicali backs lighter, simpler engines centered on sustainable fuel and strong internal combustion.