However, Mercedes has struggled to adapt to this year's new technical regulations, encountering porpoising and rebound difficulties on its W13 car.
This has left Red Bull and Ferrari battling it out for top honors in the first half of the season, while Mercedes tries to overcome their problems by salvaging possible results from their rivals' struggles.
Heading into Silverstone for this weekend's British Grand Prix, Red Bull F1 boss Horner said he expected to face a bigger challenge in the upcoming events after winning seven of the first nine races this year. year. "I don't see any reason why they shouldn't be. At Paul Ricard, same thing. I think Ferrari will be quick at Silverstone too.
"It could be a more challenging circuit for us just because of the nature of this layout.
"It's unbelievable that we've gone on a six-win run [but] Silverstone could be the most difficult."