Friday 8 March 2019 11:32, UK
Watch the essential review from Test One in Barcelona as Sky F1's Mark Hughes, James Galloway and Craig Slater discuss the key talking points.
It was an intriguing first week in Barcelona and a successful one for many teams - particularly Ferrari, who Hughes says "blitzed it" and have a "small, but significant advantage" heading into the final four days of pre-season testing.
There are also thoughts on the current pecking order, and which drivers shone.
Watch the full clip by clicking play on the video at the top of the article.
Sky Sports F1 is the home of live and exclusive F1 - and new and existing customers in the UK can now get the channel for just £10 extra a month, our best-ever offer. Find out more here to watch the 2019 season live
