I think the tumbleweed means either everyone else was away from their email for a while like I was, or is an answer in itself.
I must admit SMR was something that had passed me utterly by, I've not bought non-SSD drives for myself for some years, and I've had an educating time reading up about them and the problems, and it's reconfirmed my cynicism about marketing and hardware manufacturers...
I'm afraid I can't shed much light, other than bothering Google and turning up such things as
https://www.truenas.com/community/resources/list-of-known-smr-drives.141/ and
https://nascompares.com/answer/list-of-wd-cmr-and-smr-hard-drives-hdd/But you no doubt have found such things anyway.
Manufacturers aren't exactly advertising this for obvious reasons, and the average user probablu cares more about capacity than performance in their spinny media, so the odds are against you I'm afraid.
S