Villa's top scorer Jonathan Kodjia twice saw headers pushed against the bar by goalkeeper David Stockdale as the visitors carried a greater threat in the closing stages.
Pavel Bure, the league's leading scorer, scored twice, including an empty-netter with 33 seconds remaining to seal the victory.
They also created chances of their own, with top scorer Jelavic twice going close.
The scorers, Pedro (twice) and Cesc Fàbregas, were two of the nine Barcelona players who featured Wednesday for the Spanish squad, which was led by Carles Puyol in his 100th appearance for the national side.
He even helped out at the scorer's table twice for us," he said.
In the bronze-medal game, Manuel Estiarte, the leading scorer this year, scored twice for Spain, the 1996 gold medalist, but Yugoslavia won, 8-3.
Ligue 1 top scorer Alexandre Lacazette scored twice for Lyon as he took his tally to 17 for the season.
Robert Lewandowski made the most of Pierre-Emerick Aubameyang's enforced weekend off to score twice and leapfrog the Gabonese as the Bundesliga's top scorer with 21.
The Queen and the Duke of Edinburgh watched Australia beat Malaysia 4-0 on the first day of action in Glasgow, with the scorers Jodie Kenny, Kellie White and Georgie Parker, twice.
Mitchell, the county's top run-scorer last summer, has twice passed 50 in the pre-season warm-up games.
