The first difference is related to the parts of the body that are involved in the game. In basketball you can touch the ball with the hands. Players need to bounce and pass the ball away from them. On the contrary, in soccer, only the goal keeper can touch the ball with the hands, in the majority of the games, the players play with the hands inside of the court, it is fault.
Other difference is the number of players that play in each game. The basketball game only has 5 players that include pillars,