Lewis Hamilton suggested after qualifying for the US GP that Ferrari lost some of the power edge they otherwise had in qualifying, in light of Red Bull's queries to the FIA ​​about measuring fuel flow.

Sebastian Vettel and Charles Leclerc have lost the advantage of the straights Ferrari has regularly had on most speed traps in the last few races and in general this season, with all 20 drivers positioned within 7.6 km/h on the speed trap at the end of the longest straight.

FIA and Formula 1 have introduced new rules for the 2021 season, which include major changes to the technical and sporting regulations, but the biggest novelty is the financial regulations that regulate the amount and the way budgets are spent, for the first time in F1 history.