The side started the tournament with a 2-2 draw against Mexico and then defeated Russian Federation 1-0 on matchday 2 before dismantling New Zealand 4-0 in their final group match.
Ronaldo is closing in on the legendary Ferenc Puskas' European record of 84 worldwide goals, despite the off-field turmoil and constant speculation about his future, having threatened to quit Real.
Leaving Russia as last-place teams in their Confederations Cup groups, Cameroon and New Zealand are far from sure to return next year.
Fatigue could well be an issue in Portugal's ranks.More news: Oil declines for fifth week as supply climbs
Portugal could be without Manchester City new boy Bernardo Silva for the meeting.
"He was in a bit of pain and we hope he will be able to recover, but like his team-mates he is strong, he wants to play", said Pizzi. Left-back Raphael Guerreiro is struggling with a bruised foot from the win over Russian Federation. "We had central defenders Jose Fonte and Bruno Alves in the semi-final of the Euros", he added.
The World Cup rehearsal tournament had encouraging moments for both teams even if they did not win a game.
But Liverpool midfielder Can believes Germany are well equipped to cope with the Liga and Champions League victor, who scored a remarkable 55 goals in 54 matches for club and country last term despite starting his season late due to injury on September 10.More news: Supreme Court travel ban ruling: What it means
"We will look to exploit those tomorrow".
Despite doubts about Alexis Sanchez's Arsenal future, the Chile camp says their star striker is in high spirits.
"I think you've seen in this tournament we can compete with these teams", New Zealand coach Anthony Hudson said after his team created several scoring chances yet lost 4-0 to Portugal on Saturday.
Known for his aggressive play on the pitch, it appears that off it the Bayern Munich man is just as combative, and has in a recent interview in no way sat on the fence when it comes to his views on Portugal's most famous son.
"He's a responsible person, he knows what he has to do and he's fully focused on Chile".More news: 3 more arrested over Ayub Pandith's lynching, special probe team formed