Who are the winners and losers from F1 pre-season testing?

As pre-season testing reaches its conclusion, which teams look best - and worst - placed ahead of the Australian Grand Prix?
PlanetF1 on MSN

F1 compression ratio controversy explained ahead of key FIA vote

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

Russell tops Piastri, more Aston issues as final F1 pre-season test begins

George Russell set the fastest time of the opening day of the final test in Bahrain by just 0.010s ahead of Oscar Piastri, as ...

F1 preseason testing: Max Verstappen’s concerns linger – and so do Aston Martin’s struggles

Aston Martin's problems are clear, even if F1's 2026 pecking order remains foggy. Here are the main takeaways from Day 1 ...
RACER

Vote set for proposed change to F1 compression ratio tests

The FIA has proposed a new approach to the way it tests for compression ratio limits, with Formula 1's power unit manufacturers to vote on whether to approve a mid-season change that could hamper ...

F1 Teams Compromise Over Compression Ratio; Mercedes Can Exploit Loophole for 13 Races

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

F1 and manufacturers to vote on extra engine tests over compression ratio saga

F1 teams expect to get clarity on compression ratio saga very soon ...