Double Vacuum Insulated Stainless Steel Water Bottle vs LARQ Bottle Swig Top 23oz Insulated Stainless Steel Water Bottle with Free Filter Straw: which is safer?
These two grade almost identically. Pick on price and preference; neither has a PFAS edge.
Mira
Double Vacuum Insulated Stainless Steel Water Bottle
PFAS grade
A 100/100
Overall grade
A 92/100
Verdict
Buy
Hazard flags
⚑ 2
Material
stainless steel (bare, no known coatings)
Confidence
82%
PossibleSilicone gasket and plastic lid degradation
PossibleBacterial growth in the vacuum layer or lid seals
Simple Modern
LARQ Bottle Swig Top 23oz Insulated Stainless Steel Water Bottle with Free Filter Straw
PFAS grade
A 100/100
Overall grade
A 92/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Stainless steel body, activated carbon filter straw
Confidence
72%
PossibleBacterial growth in filter cartridge
PossibleInadequate chlorine or contaminant removal claims
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More portable water filtration bottles: see the full ranking