PFF overall grades...

2019 Vikings OL starters (preseason so far)
vs
2018 Vikings OL starters (regular season)

Reiff 70.1
Reiff 73.6

Elflein 40.0
Compton 60.6

Bradbury 57.1
Elflein 41.9

Kline 58.4
Remmers 59.2

Hill 63.2
O'Neill 63.0

— Krauser (@Krauserrific) August 20, 2019