What is the payout on an Over/Under bet? Most Over/Under bets have a vig of -110 on both the Over and Under. This is also known as a flat rate. That means that for everyR$100 you wish to win you must wagerR$110  or a payout of 91 cents for everyR$1 wagered.

A common NBA basketball line is set around 220 points, so bettors need to decide if there will be fewer (under) or more (over) points. An over/under wager requires bettors to pick either under or over on the total points, runs, or goals set by bookmakers.