NFL draft QB rankings: Sam Darnold, Josh Rosen, Josh Allen, Baker Mayfield, Lamar Jackson

For months, NFL mock drafts have speculated about the Arizona Cardinals (and other NFL teams) taking a quarterback in the first round of the draft.

That speculation hasn't quieted after NFL free agency.

With that in mind, the Heat Index takes a look at the top quarterbacks in the 2018 NFL draft class, as ranked by several sites.

These are the first-round NFL draft possibilities for the Cardinals and other QB-hungry teams in the 2018 NFL draft.

drafttek.com: UCLA's Josh Rosen leads QB class

1. UCLA's Josh Rosen
2. Wyoming's Josh Allen
3. USC's Sam Darnold
4. Oklahoma's Baker Mayfield
5. Louisville's Lamar Jackson
6. Oklahoma State's Mason Rudolph

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