Pffft - like I can concisely answer that.
Here's the link to the DCR grand 2021 trainer summary -
https://www.dcrainmaker.com/2020/11/...e-winter.html/
There should be links to both of the full reviews.
Oh, and FWIW, I just pulled the trigger - $605 shipped. I figure that, if I were to have gotten a Kickr CORE, even with my 20% discount, I'd be spending almost $200 more.