Our idiom for today is, cracked up to be.
We use this mainly in the negative form. It means something wasn't what was expected or something wasn't that good. The reputation is better than it should be.
That movie wasn't at all what it was cracked up to be. Everyone said it was so good, but I didn't like it at all.
Working from home isn't all it's cracked up to be. I don't like to spend all day alone.