Both thrive under pressure. The debate is who has the stronger mental edge.

Men play five sets at Slams, women play three. Some argue for equality, others say three keeps matches exciting.

Singles dominate TV broadcasts, leaving doubles underexposed.

Dozens of balls are used each match. Critics say it’s wasteful, others say performance comes first.

Federer brought elegance, Nadal dominated clay. The debate is which legend stands taller.

Coaching during play is controversial. Supporters say it helps fans understand, critics say it kills self-reliance.

Shot clocks would speed up play, but critics say they rush players and reduce strategy.

Hawk-Eye is more accurate, but traditionalists value human judges.

The tennis calendar runs nearly year-round. Some say players need rest, others argue fans demand constant play.