"Sports betting", also known as "sports gambling" is a chance game. Herein, the players/gamblers bet on the result of a particular game. The player with the correct guess wins the bet. "Sports betting" is usually associated with match fixing. And it is declared illegal in many countries.

In this "Age of the Internet", "sports betting" is also done with the Internet as a medium. And such online "sports betting" is very popular among gamblers. There are various websites over the Internet providing guidelines to online sports betting strategies. These websites provides many strategies going through which will benefit the player in understanding the nature of the game and the plan which he/she should follow. But since "sports betting" is based on guesses and guesses are based on chance and luck, online sports betting odds cannot be calculated. All the more, there are several sites providing such odds, which claims to increase the players profit in the betting game.

Blackjack is the most popular casino game. It is a chance-based card game. Over the Internet, blackjack online can be played on online casinos or sites dedicated to blackjack online gambling. Many such sites require payment before gambling. But blackjack no deposit sites are also available wherein a player can play without any investment of cash whatsoever. In such services, a player is allowed to play for certain number of times, or for a limited time period, for free. Such services not only acts as advertisement for the website, but also provides the player an opportunity. Online blackjack odds can be calculated to a certain extent because manipulation and decision making on the part of the player can control the result of the game to a large extent.

As far as "sports betting" vs Blackjack is concerned, both are great gambling games and deciding which is better is up to the concerned player.