That's great vs That's so cool

When to use each in English, with meaning, register, and examples.

That's great

That's so cool

InformalTop 2,000 (common)
 That's greatThat's so cool
Pronunciation🇬🇧 //ðæts səʊ kuːl//🇺🇸 //ðæts soʊ kul//
MeaningThat is very good or impressive.
Example-Did you see that skateboard trick? That's so cool!
Register-Informal
How common-Top 2,000 (common)
Collocations-that's so awesome, that's so great, that's so impressive
Common mistakes-Overusing it in formal situations., Not recognizing it's more suitable for positive situations., Confusing with 'that's cool' as a dismissive response.
Usage notes-Use this phrase in casual conversations to express enthusiasm or approval. It's appropriate among friends but may seem too informal in professional settings.

See it in real clips

That's great
That's so cool

Frequently asked questions: That's great vs That's so cool

What's the difference between That's great and That's so cool?

That's great: That's so cool: That is very good or impressive.

Can I use That's great and That's so cool interchangeably?

Not always. That's great and That's so cool are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.