Bet on Internacional vs Grêmio on Sunday, 21 September. With the Smarkets exchange, you can back or lay your bets on the clash between Internacional and Grêmio on Sunday, 21 September. This game has 77 markets available to bet on. The most popular market so far is Full-time result. The favourites to win the game between Internacional and Grêmio as of publication are Grêmio who are priced at odds of 1,34. The odds of a draw are 3,85 while the odds for Internacional to win are 55. A 10,00 US$ back bet on Grêmio to win returns ERR, whereas a 10,00 US$ back bet on Internacional to win are ERR. If you think neither side will come away with the victory, betting the same amount in a back bet on the draw would win you ERR. As Smarkets is an exchange, you can also place lay bets on all outcomes for Internacional vs Grêmio. You can also use the bet calculator to help you calculate potential winnings.