全然違うじゃんの英語

〈事実ではない〉 That isn't true [so] at all.

〈異なる〉 It is quite different.

Totally wrong

I is not so.

There is certainly some difference between them (though it's difficult to say just what).

It's emphatically not true.

especially not

It isn't true.

Wrong.

They do not differ in material respects

There is no material difference between the two.

That is wrong.

That is completely different.

That is completely wrong.

It's somewhat different.

they are nowise different

That is wrong.

They are quite different―entirely different―（from each other）.

That makes no difference.

to be disappointed of one's expectations―reckon without one's host

That's another story.

It makes all the [a big] difference.

No, you are wrong.

No, it isn't.

No, sirree.

No, no, no!

That is of course different.

That is of course wrong.

There is definitely something wrong.

radically different