In the last game against Bangladesh, Australia were 83 for 1 while chasing a paltry 183 in 50 overs and required only four overs to be bowled to ensure they would take maximum points via the Duckworth-Lewis rule used in rain-affected matches.
Another four overs more could have given Australia full two points as 20 overs were needed to constitute a completed match.
In terms of comparison between the two sides, Australia is definitely ahead in both bowling and batting and head-to-head clearly favours the men from Down Under, who have lost just one in 19 matches against Bangladesh.
Rain spoiled another Champions Trophy match on Monday as the game between Bangladesh and Australia was washed out, much to the dismay of the Aussie fans.
Smith's side now need to beat hosts England in their final group match, in Birmingham, on Saturday to progress to the semi-finals.
The Australian cricket board said it was comfortable with the level of security provided to their Champions Trophy team following Saturday night's attack in London that killed seven people.More news: Polls show conflicting outcomes for UK's May in next week's election
Steve Smith has used Head consistently before Maxwell and considering Australia's all-out pace attack, he might be dependent on Head's off breaks in the middle overs.
Instead, it was Imrul Kayes (six) that was next to fall, slapping Pat Cummins' wide delivery into the hands of Aaron Finch at point before the potentially destructive Mushfiqur Rahim was pinned lbw by Moises Henriques on nine.
Steven Smith, Australia's captain, spoke after the team trained at The Oval on Sunday morning. I was happy to keep playing through the rain.
After the rain began to pour, Australia briefly had hope when the covers were taken off and the umpires announced play would start at 1930 GMT.
Smith described Australia's bowling performance - in which they dismissed the Black Caps for 291 before the batsmen were reduced to 53-3 - as the worst in recent times from his side. I think that's something we can call upon.
Mashrafe Mortaza's decision to bat first after winning toss didn't go his way as Mitchell Starc ripped through their batting order.
When asked about the umpires taking the teams off Smith said: "Of course I didn't want to go off".