Suggestions from Toto Wolff that 2026 F1 cars could get near top speeds of 400km/h have caused a stir, but both the real picture and what the Mercedes chief actually meant are more nuanced than that.
As is well documented, F1 is facing a radical regulations shake-up in 2026, driven by a desire to obtain a near 50/50 split between energy derived by the V6 turbo engines and a much expanded electric component - the MGU-K - fed by higher capacity batteries.
