Except all the polls in average had Bernie up at least 8 points against Trump.
Sebbelch Moosehead

Actually, he was leading Trump by double digits throughout most of the process. The final word on the polling is a privately-commissioned Gravis poll that was conducted two days before the general election; it showed Sanders beating Trump by 12%. Every bit of the substantial relevant data collected on the point last years suggests Sanders would have completely destroyed Trump in a one-sided massacre.