Cisco CRS12000 or ASR12000

[wfqk]

Hi Do you think both CRS12000 or ASR12000 are the same thing? Thank you

[Leo Laohoo]

CRS is carrier-grade and line cards are very, very expensive. 

ASR is aimed at Enterprise grade.

[wfqk]

Thanks for your reply. Can you tell what is difference between ASR9K and ASR12000? Both are XR.