Fabio Capello's Russian side sit at the top of the standings following a 2-0 win over Northern Ireland and a 4-0 thumping of Israel, while Paulo Bento's men have secured second place courtesy of a 2-1 away win at Luxembourg and a 3-0 victory over Azerbaijan.
Meanwhile, Portugal have been handed a late boost with the return of Real Madrid star Cristiano Ronaldo, who was an initial doubt for this international period after picking up a shoulder injury during his club's El Clasico contest against Barcelona in La Liga.
Russia: Akinfeev; Anyukov, Ber'skiy, Ignashevich, Kombarov; Denisov, Shirokov, Faizulin; Dzagoev, Kerzhakov, Bystrov
Portugal: Rui Patricio; Pereira, Pepe, Alves, Coentrao; Moutinho; Veloso, Meireles; Nani, Postiga, Ronaldo
Sports Mole says: 1-2