U2 vs Green Day

4 shared categories

• 2010 Best Rock Album · 52nd Grammys
  Green Day
• 2010 Best Rock Performance by a Duo or Group with Vocal · 52nd Grammys
  both lost to Use Somebody
• 2008 Best Rock Performance by a Duo or Group with Vocal · 50th Grammys
  both lost to Icky Thump
• 2005 Best Rock Performance by a Duo or Group with Vocal · 47th Grammys
  U2

Named on the same nomination

Ballot lines that credit both of them — the same nomination, not competing entries.

• 2007 Best Rock Performance by a Duo or Group with Vocal · The Saints Are Coming · 49th Grammys