不可同日而语
bùkětóngrì’éryǔTraditional 不可同日而語
not to be mentioned in the same breath
Every meaning
bùkětóngrì’éryǔ
- not to be mentioned in the same breath
Its characters
Words with 不
Words with 可
Meanings from our own dictionary. Chengyu from the Xinhua idiom list, the most common first.