Russell Impressed by New Power Unit Performance in Barcelona Testing

George Russell has labeled the performance of Formula 1's new power units as "pretty impressive" following the opening day of pre-season testing in Barcelona. The Mercedes driver noted a significant step forward in power and speed, while also highlighting the surprising reliability shown by the entire field during the debut of the new regulations.

Why it matters:

The 2026 season marks a massive regulatory shift with new power units and the entry of Audi and Cadillac. Fears of a repeat of the chaotic 2014 reliability crisis appear unfounded so far, suggesting that the grid is ready for competitive racing immediately rather than a season of mechanical attrition.

The details:

• On-track performance: Russell completed 95 laps for the Brackley-based squad, contributing to a total of over 700km of running on the first day.
• Speed and agility: The British driver remarked that the cars are carrying more speed through Barcelona's corners than he has ever seen, attributing this to the "pretty impressive" output of the new engines.
• Physical changes: Russell confirmed the cars feel smaller and lighter this year, validating the regulation changes focused on weight reduction.
• Grid reliability: Contrary to expectations of breakdowns, the field showed strong reliability. Red Bull's new in-house power unit ran smoothly, while Haas completed the most laps with a Ferrari engine.

Looking ahead:

With the mechanical baseline established, teams will now focus on extracting performance and fine-tuning setups. The smooth opening day provides a strong foundation for the rest of the testing program and the season ahead.