ESPN convened a panel of five experts to deliver a comprehensive examination of the ongoing debate.
ESPN analysts Herm Edwards, Marcellus Wiley, Eric Allen, Tim Hasselbeck and Matt Williamson each voted on 15 categories.
Edwards has gameplanned against both quarterbacks as a head coach. Wiley and Allen played against them on defense. Hasselbeck is a former NFL quarterback. Williamson is a former NFL scout.
A winner was declared. Click on the story to find out which iconic quarterback came out on top with a breakdown of how each panelist voted along with their reasoning.
You can check out the winners per category here (with how the panel voted).
Better deep ball: Brady (3-2)
More accurate passer: Manning (3-2)
Choice to win one playoff game: Brady (4-1)
Choice to orchestrate last-minute drive: Manning (4-1)
Tougher to prepare for: Manning (3-2)
Better remembered in history: Manning (5-0)
More durable: Manning (5-0)
Stronger arm: Brady (3-2)
Smarter: Manning (4-1)
Better pocket presence: Brady (4-1)
Better leader: Manning (3-2)
More mobile: Manning (4-1)
Better mechanics: Manning (3-2)
More quality seasons left: Manning (3-2)
Make a better coach: Manning (3-2)