P1racenews AI automatic summary:
The crucial final test of Formula 1’s 2026 pre-season test is underway with plenty of key developments on and off the track – here’s what we learned from day one
The 2026 pre-season test of Formula 1 is currently ongoing with significant developments happening both on and off the track.
From the first day of the second Bahrain test, it is evident that the field is becoming more closely contested as teams make progress in understanding their cars’ energy demands and dynamic characteristics.
A new start procedure was tested to address challenges with the 2026 engines, aiming to allow drivers to build turbo boost before the start.
Mercedes showcased upgrades that hint at their potential as pre-season favorites, with the car impressing trackside observers with its performance.
Despite the improvements seen at testing, there is still ongoing refinement and optimization as teams prepare for the upcoming season.
