Titan Thermal HP Mug vs Stainless Vacuum Insulated Tumbler: which is safer?

Zojirushi Stainless Vacuum Insulated Tumbler is the clear pick. Arctic Zone Titan Thermal HP Mug carries a failing PFAS grade, and we never recommend buying a failing product.

Arctic Zone

Titan Thermal HP Mug

PFAS grade

F 40/100

Overall grade

F 32/100

Verdict

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Hazard flags

⚑ 2

Material

Stainless steel with thermal insulation and unspecified waterproof/moisture-resistant coating

Confidence

45%

PossibleWaterproof coating composition (PFAS or alternative)

PossibleCoating degradation and particulate shedding

Why this grade

Our pick

Zojirushi

Stainless Vacuum Insulated Tumbler

PFAS grade

A 95/100

Overall grade

C 77/100

Verdict

Buy

Hazard flags

⚑ 3

Material

stainless steel exterior, vacuum insulation, plastic interior liner

Confidence

78%

PossiblePlastic interior liner composition and leaching

ReportedBacterial or mold growth in sealed compartments

PossibleLid gasket degradation and replacement availability

Why this gradeBuy

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 insulated drink tumblers: see the full ranking