different as night and day

Idioms  

1. Also, different as day and night. Totally unlike. For example, Although they are sisters, they are as different as night and day. Also see night and day.

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Example Sentences

Their personalities were as different as night and day.

From Literature

"There was a sharp, bright-line distinction between the ascendant art form, which was movies and the second tier lower class artistic medium, which was television," Lallas said, explaining that given the time period the mediums were as different as night and day.

From Fox News

“We were as different as night and day,” Elfman says, sitting on a comfortable couch in a room filled with drums the size of redwood stumps.

From Los Angeles Times

Mini-Rizzs: “But that team was seriously flawed, C Man, and we all saw it. I mean, Tim Beckham had the best week of his life. Domingo Santana was hitting a dinger a day. You knew Jay Bruce and Edwin Encarnacion were on borrowed time. As Scott Servais said on Tuesday, this year’s team and that squad are about as different as night and day. This roster is far more legitimate.”

From Seattle Times

“No one was really scared of it yet,” she said, although the difference between admittance and discharge procedures were “as different as night and day.”

From Washington Times