Omega X Swatch Mission To Moon Quartz vs Smart Band 9: which is safer?
These two grade almost identically. Pick on price and preference; neither has a PFAS edge.
Swatch
Omega X Swatch Mission To Moon Quartz
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleResin band VOC off-gassing
PossibleResin band degradation over time
PossibleNickel leaching from stainless steel case
Xiaomi
Smart Band 9
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleNickel leaching from stainless steel case
PossibleBacterial or fungal growth in band crevices
PossibleSkin irritation from band material or adhesives
Where these two actually differ
- We flag Resin band VOC off-gassing and Resin band degradation over time on the Swatch and not on the Xiaomi.
- We flag Bacterial or fungal growth in band crevices and Skin irritation from band material or adhesives on the Xiaomi and not on the Swatch.
- Both carry a flag for Nickel leaching from stainless steel case, so neither choice avoids it.
- The Swatch is Quartz crystal, stainless steel case, resin band where the Xiaomi is Silicone band with stainless steel case, which is most of the difference in these two grades.
- These two are level, close enough that price and fit should decide it rather than our grade.
- We are less certain about the Xiaomi grade, at 45% confidence against 78%, because it discloses less.
Both products run through the same public rubric, which covers 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 waterproof smartphone cases, see the full ranking