be poles apart
To be very different in behavior or views; to be in opposition. Unfortunately, the two sides are still poles apart in their negotiations. My sister and I are very close now, but we were poles apart growing up and fought all the time. Good luck getting those two to talk to each other—they've always been poles apart.
be worlds apart
To be utterly different or diametrical (in nature, tastes, beliefs, etc.). My sister and I are very close now, but we were worlds apart growing up. She was always into sports and social activities, while I was your typical bookworm with very few friends. While their exterior design is very similar, the level of quality of these two products is worlds apart. One will likely last you the better part of 10 years, while you'd be lucky if the other lasted through the end of this one. Please, this school and the old one I taught at are worlds apart. For one, the kids here actually listen!
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.