The Sawyer Mini stays popular for one obvious reason: it is small, cheap, and easy to keep as a backup.
That does not make it the best all-purpose household emergency filter, and that mismatch is where most disappointment shows up.
Where it makes sense
- bug-out bags
- car kits
- travel backup
- lightweight personal water backup
Where it does not
- fast family-scale water processing
- anyone who hates fiddly flow-rate issues