Betting Experience - How does a sportsbook feel? Is the website or app laggy? Does it feel laggy, messy, or outdated? You want to make sure you'll actually have fun on a betting site, not frustrated by your time on the book.Mobile Experience - How is the sportsbook's mobile app? Is it available on iPhone and Android? Most bets are placed via a mobile device these days, so this is a major element of any sportsbook's overall experience.Betting Variety - Does a sportsbook offer advanced ways to play like Same Game Parlays? How is the live betting? Can you access an online casino from your sports betting account? A sportsbook must satisfy the needs of many different types of players to be considered elite.Bonus Offers - How valuable is the sign up bonus? Does this sportsbook offer promotions for existing customers or neglect you once your foot's in the door? This is an opportunity to get value, so thoroughly evaluating bonus and promotional offers are very important to determine the true value of a sportsbook.In our reviews, we make sure to highlight the following criteria: There are many different criteria upon which one can judge a sportsbook. Best Online Sportsbooks for Payouts & Deposits.