Spain and Argentina meet in the 2026 World Cup Final on Sunday evening, and the occasion needs no inflation. Two of the sport's great football nations, one match, everything on the line.

Argentina arrive as reigning world champions, carrying the weight of expectation that comes with defending a title on the grandest stage. Spain, for their part, have been building toward a moment like this for years, their possession-based, technically precise game well suited to the knockout rounds where margins are smallest and patience is rewarded most. One of these sides will lift the trophy. The other goes home with nothing. That is the clean, unforgiving logic of a World Cup final.

Both squads report no fresh absences ahead of kick-off, which is about as good as either camp could have hoped at this stage of a long tournament. Managers on both benches will name their strongest available sides, and the tactical decisions will be their own to own entirely.

The head-to-head record between these two nations is limited, but what exists is notable. The only confirmed meeting in the data points to a 6-1 Spain victory in March 2018, a friendly that Argentina would rather forget and Spain would rather not mention too loudly, given that friendlies prove very little about tournament football. Still, it at least confirms that Spain are capable of dismantling Argentina when the conditions are right.

What is beyond question is that Argentina's record in the knockout rounds of this tournament has brought them to this point, and no side reaches a World Cup final without earning it. The same applies to Spain. Whatever happened in March 2018 is irrelevant now.

The data leans firmly toward a tight contest. Spain are given a 45 per cent chance of victory, Argentina just 10 per cent, with the draw (leading to extra time and potentially penalties) also rated at 45 per cent. That split, with the double chance of Spain or draw covering nine in ten probability-weighted outcomes, suggests the numbers favour Spain avoiding defeat more strongly than they favour Argentina winning outright. Whether 90 minutes settles it is another question entirely. Finals have a habit of finding their own shape, regardless of what any model expects.

Sunday 19 July at 20:00 UK time. Spain versus Argentina. The biggest match in world football.