Cristiano Ronaldo and Lionel Messi, who have dominated football for 15 years, might still unite on the same team. At 40, Ronaldo hinted at the possibility, although age remains the biggest hurdle. Ronaldo is 40 years old,

The Cristiano Ronaldo vs Lionel Messi rivalry isn't slowing down despite both superstars being at the tail end of their respective careers. The Real Madrid icon is now 40, while ex-Barcelona ace Messi is approaching 38.

Lionel Messi is unlikely to ever catch Cristiano Ronaldo in the all-time goalscoring charts, but his eternal rival had something of a head start – he’s over two years older – which begs the question of how the two compare at the same age?