Comparison of Canadian football and rugby union points in union and only one in league). The key difference between a field goal and a drop goal is that a field goal attempt is normally kicked with a teammate holding the ball, whereas in rugby the ball must hit the ground and be kicked from a half-volley. A similar concept in rugby is the penalty goal. Following the award of the penalty, the attacking team may opt to kick for goal rather than advance the ball by hand or punting. This scores 3 points. The penalty goal is similar to a field goal in Canadian football in that
Comparison of Canadian football and rugby union is not permitted in rugby union and would be considered 'obstruction', resulting in a penalty. A touchdown is the Canadian equivalent of a try. Unlike Canadian football, both codes of rugby require the ball to be grounded, whereas in Canadian football it is sufficient for the ball to enter the end zone (in-goal area) when in the possession of a player (making the term "touchdown" a misnomer). In Canadian football a touchdown scores 6 points; in rugby union a try is worth 5 points. In both games, following a try / touchdown, there is the opportunity to score additional points