The Australian Football League (AFL) and the National Football League (NFL) are distinct professional sports leagues governing different codes of football. The AFL governs Australian rules football, a sport originating in Australia characterized by its oval-shaped ball, open field play, and emphasis on marking (catching) the ball. The NFL governs American football, a sport originating in the United States known for its use of helmets and pads, a more structured, stop-start gameplay, and downs.
Understanding the differences between these two leagues is important for sports enthusiasts and those interested in comparing sporting cultures. Each league holds significant cultural and economic importance within its respective country. The historical development of each sport has resulted in unique rules, playing styles, and fan bases. This divergence reflects the distinct sporting traditions and preferences of Australia and the United States.