All 10 Formula 1 teams on track together for the first time for the opening day of pre-season testing gave us a lot to pour over, which we've explored in our new video - available ad-free here in The Race Members' Club on Patreon.
From the first long-run comparisons of 2025 to trackside impressions of all 10 cars, here are nine key things we learned from day one in Bahrain.