Spain’s victory over Argentina in the World Cup final is watched by a peak audience of 15.8 million on BBC One and BBC iPlayer, according to BBC Sport and Inside World Football. Both outlets report that the final delivers the same peak viewing figure across BBC’s main TV channel and its streaming service. The coverage is presented as the culmination of the tournament’s UK broadcasting run, with the audience figure reaching its high point during the final match broadcast. The reports do not provide further breakdowns such as average audience, regional splits, or demographic details, and they do not compare the result with earlier matches in the tournament. Taken together, the sources confirm that BBC’s World Cup final coverage reaches 15.8 million viewers at its peak on Sunday.