Klose did not define the World Cup with one explosion. He defined it with accumulation.
That matters in this conversation. World Cup scoring records are shaped by opportunity as much as class. Players from strong football nations get more matches. Players who remain elite for a decade or more get more editions. Klose had both.
The list of leading scorers is full of contrasts.
That is what makes the comparison interesting. Some players climb through ruthless finishing in one or two editions. Others, like Klose and Messi, build their totals through longevity, repeated qualification and knockout-stage exposure.
Messi is a different case from Klose. He is not only a scorer. He is also the game’s organiser, creator and emotional centre for Argentina. Yet he has still pushed himself into the all-time scoring conversation, which says plenty about his tournament life cycle.
If he appears in 2026, every goal will matter historically. He may not need a spectacular run to reshape the leaderboard; another productive tournament could do it. That makes the next World Cup more than a title defence story for Argentina. It is also a chase of one of the biggest individual markers the tournament has.