Bet on Ajax vs Napoli on Tuesday, 4 October. With the Smarkets exchange, you can back or lay your bets on the clash between Ajax and Napoli on Tuesday, 4 October. This game has 163 markets available to bet on. The most popular market so far is Full-time result. The favourites to win the game between Ajax and Napoli as of publication are ERR who are priced at odds of ERR. The odds of a draw are ERR while the odds for ERR to win are ERR. A $10.00 back bet on ERR to win returns ERR, whereas a $10.00 back bet on ERR 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 Ajax vs Napoli. You can also use the bet calculator to help you calculate potential winnings.