The key difference between a field goal in the two sports is that an american football field goal attempt is normally kicked with a teammate holding the ball whereas in rugby league the field goal is attempted using a drop kick.
Difference between rugby ball and american football.
The size of the field in american football is 109 7 x 48 8 meters whereas it is 100 x 70 meters in rugby.
This is not unsurprising when you realise that american football and rugby are related with american football developing from rugby in the 19th century.
On the surface the most crucial difference between rugby and american football occurs when a player is tackled.
The first and most obvious difference between american football and rugby union is the number of players on the field.
Rugby has a field of 15 players who stay on the pitch for the entire game whereas in american football there are only 11 players on the pitch at any one time.
American football and rugby are in many ways similar sports both featuring a great amount of physicality running and aggression.
A similar concept in rugby league is the penalty goal.
In american football the play is whistled dead and there s a 35 second break for both teams to re group.
In rugby the play continues.
The most significant differences between american and rugby football are that in rugby all players are allowed to handle the ball and any sort of blocking forward passing and time outs are not allowed.