Juice Pack Case for iPhone 17 Pro Max vs Redmi Watch 6 Smartwatch: which is safer?

mophie Juice Pack Case for iPhone 17 Pro Max is our pick: better on PFAS and on the overall hazard picture.

Our pick

mophie Juice Pack Case for iPhone 17 Pro Max

Mophie

Juice Pack Case for iPhone 17 Pro Max

PFAS grade

Excellent 85/100

Overall grade

Excellent 81/100

Verdict

Buy

Hazard flags

⚑ 1

Material

Plastic housing

Confidence

45%

PossibleMicroplastics from case degradation

Xiaomi Redmi Watch 6 Smartwatch

Xiaomi

Redmi Watch 6 Smartwatch

PFAS grade

Excellent 85/100

Overall grade

Excellent 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Stainless steel case, glass/polymer display

Confidence

35%

PossibleNickel leaching from stainless steel

PossibleWrist band material degradation

Where these two actually differ

  • We flag Microplastics from case degradation on the Mophie and not on the Xiaomi.
  • We flag Nickel leaching from stainless steel and Wrist band material degradation on the Xiaomi and not on the Mophie.
  • The Mophie is Plastic housing where the Xiaomi is Stainless steel case, glass/polymer display, 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.

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 waterproof smartphone cases: see the full ranking