They are physical opposites.
The two men were physical opposites, but so alike in temperament and spirit that Ackbar had wished they would turn on each other and destroy one another.
We were physical opposites: I was a tall, brown-haired, klutzy kind of kid; Judy was small, dark and lithe.
Harold, her boyfriend, was her exact physical opposite: black, bulky and jolly.
Miss Nanny Spruce only 9 years old and the complete physical opposite of Miss Patty - very compact and small.
With mermaid locks and a rollicking chuckle, the curvaceous Wheeler is the physical opposite of the rangy Knight, but he won her round.
Their dislike for each other was not particularly surprising as the men were physical and cultural opposites competing successfully in identical positions.
The man on the screen was the physical opposite of Kumo who knelt in the background.
In every way, they might have been expressly designed as physical opposites.
They think much the same, despite the fact that they are physical opposites.