[Question] Opto Pure vs Opto Keystone

[krooster]

How do these compare for driving? Is Opto Keystone less HSS than Opto Pure?

 

[PMantle]

Is Opto Keystone less HSS than Opto Pure?

Yes, but not a huge amount.

 

[BrotherDave]

How do these compare for driving? Is Opto Keystone less HSS than Opto Pure?

Opto X Keystones are hardly if any less HSS than Opto Pures. Regular Opto Keystones can be noticeably less HSS than Pures.