However, the sportsbook would then struggle to earn a margin and stay afloat.Īs such, most sportsbooks require you to lay down $110 to win $100. That would allow you to double your money if you placed a winning bet. If an online sportsbook did not charge any vigorish, it would offer odds of +100 on either team to cover the spread.

A $110 bet would be also required to net a $100 profit on the Heat covering the spread.

A $110 bet would be required to generate a $100 profit on the Bulls covering the spread.

This image shows the odds available on an NFL game at BetOnline, our favorite offshore US sportsbook:Īs you can see, it is offering -110 on the Commanders +5.5 and -110 on the Eagles -5.5. It is similar to the house edge built into a casino game, such as roulette, blackjack or a video slot. All online sportsbooks build vigorish into their betting lines, as it allows them to pay their overheads and generate a profit. Continue reading to learn more about vig betting. We will discuss the standard vig charged by most betting sites, and highlight opportunities to pay a lower rate of vig on certain games.

This guide will explain what vig means and how to calculate it when browsing the betting lines at an online sportsbook. It is an important concept for sports bettors to understand, as it has a major impact on your chances of earning a long-term profit. The vig describes the house edge that an online sportsbook takes on its betting lines.

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