Reigning European champions Liverpool look well-placed to mount another charge this season, yet Neville believes they will be significantly hindered by the potential loss of star forward Mohamed Salah over the next year and remains confident that United can restore past glories.
Neville said, "That's going to happen. I can guarantee you as clear as day, Manchester United will win again.
"They will win again, no problem, they will win the league. They will probably win the league before Liverpool, in my opinion.
"And that's not being disrespectful... they will probably win the league before Liverpool.
"I think they will win the league before Liverpool. They are closer than you think and it's not as bad as you think, that's always the way it is.
"And Liverpool... Salah's going to leave in the next 12 months, I can see it already. Salah will leave, he will, I'll absolutely guarantee you. I can see it, you can feel it, you can smell it..."