What happened: PFF's ranking required at least 50 blocking snaps. Carmona earned a 90.5 offensive grade, while Barber posted an 82.8.
Why it matters: The grades place Carmona and Barber atop the rookie preseason group as teams finalize preparations for the 2026 season.
By the numbers: Carmona's 90.5 grade leads Barber by 7.7 points.
What to watch: Preseason grades will give way to regular-season evaluations once NFL rosters open the 2026 campaign.