The compression ratio battle is reaching crunch time.

Mercedes could come out on the losing side of a critical vote regarding the engine regulations as other power manufacturers ...

The compression ratio controversy will be addressed with a new test, but not until August.

A single line in the technical regulations has sparked months of debate — here’s how the compression ratio saga unfolded and ...

Toto Wolff has labelled as "utter bulls**t" that the ongoing compression ratio saga means the Mercedes power unit is illegal.

The crux of the matter lies in that the Formula 1 compression ratio is not measured by sensors during engine operation, but statically. The FIA simply compares the ratio in volume in the cylinder ...