Lewis Hamilton says Ferrari must understand Mercedes’ apparent power advantage and copy the solution if it proves to be within the rules.

The first real controversy of F1’s new era. The engine rules set out a compression ratio of 16:1, a measurement of how tightly the pistons squeeze the mixture of fuel and air before it ignites. In ...

Formula 1 is entering a new era in 2026 because of its regulation overhaul, which is arguably the biggest in the championship ...

Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...

Mercedes' rivals succeed in securing a rule change following a pre-season technical row over engine performance.

FIA announces updated 2026 regulations, including new engine testing after Mercedes PU scrutiny, plus a series of rule tweaks ahead of the season.

Formula One’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...

Worn or broken piston rings will make an engine louder and less powerful, and create smoke in the exhaust, as well as increasing oil burn.

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations. Mercedes and Red Bull may ...

Hamilton addresses rumors of Mercedes’ technical advantage after day one of preseason Bahrain testing. Concerns raised about Mercedes’ fuel loads, engine modes, and possible compression ratio edge.

Kimi Antonelli driving for Mercedes on the first day of the second 2026 F1 preseason test, which is taking place in Bahrain Peter Fox / Getty Images SAKHIR, Bahrain — Formula 1 kicked off its second ...