Waterproof Fitness Trackers & Cases, ranked by PFAS grade
133 products graded from Bad to Excellent, best-graded first. 122 grade Good or better and are worth buying.
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The best non-toxic waterproof fitness trackers & cases, ranked by grade
Bad · Better · Best waterproof fitness trackers & cases
The quickest read, what to skip and the top-graded picks worth buying instead.
Fintie
Bands Protective Case Strap Rugged Sport Band
Sport band likely has water-resistant coating; PFAS undisclosed by brand.
TomTom
Water Resistant Watch Model 8R500 - Men
No coating described, and no PFAS statement from the brand.
Worth buying Good or Excellent, best-graded first
TomTom
Water Resistant Watch Model 8R500 - Men
On watch case and band
Polymer case and band degradation
Limited concern
Bacterial or mold growth in seals and band
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
TomTom
Tom Tom Sport Runner Wrist Watch Model 8rs00 Water Resistant Wide Band
Plastic/elastomer band
Coating degradation and peeling
Limited concern
Bacterial or mold growth in band seams
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
TomTom
Black Tomtom Water Resistant Watch Model 8rs00 With Wristband
Plastic/elastomer wristband, exact
Elastomer degradation and off-gassing
Limited concern
Bacterial growth in seals and crevices
Limited concern
Contact dermatitis from additives or microbial buildup
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
TomTom
Spark Fit Cardio + Music Heart Rate Monitor
Plastic body, elastomer band
Elastomer band off-gassing and allergens
Limited concern
Bacterial growth in band crevices
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Moto G 2023 Smart Watch
Stainless steel case, elastomer band
Elastomer band degradation and microplastic release
Limited concern
Stainless steel alloy composition uncertainty
Limited concern
Seal degradation and moisture intrusion
Moderate concern
Battery leakage and chemical exposure
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Moto Watch Fit Smartwatch with OLED and GPS
Aluminum case, OLED display, silicone/rubber strap
Silicone strap degradation and microbial growth
Limited concern
Aluminum case oxidation and corrosion
Limited concern
Gasket seal degradation and water ingress
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Women's Mobility Moto Watch Smart Watch with Heart Rate Monitor and Accelerometer
Stainless steel case, plastic band, glass/resin display;
Plastic band off-gassing and dermatitis
Limited concern
Nickel contact sensitization from stainless steel
Limited concern
Microplastics
Limited concern
Display delamination and resin edge degradation
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Moto G Pure Smartwatch Fitness Activity Tracker
Polymer casing, elastomer band
Elastomer band degradation and contact dermatitis risk
Limited concern
Waterproof seal integrity loss over time
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Moto Watch 120 Premium Bluetooth AMOLED Smartwatch
Stainless steel case, AMOLED display, silicone/elastomer strap
Nickel leaching from stainless steel (contact dermatitis risk)
Limited concern
Bacterial growth in strap crevices and charging port
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
Watch M40 Smartwatch with Silicone Band
Silicone band
Silicone band degradation and microfragmentation
Limited concern
Bacterial and fungal growth on band
Moderate concern
Allergens in silicone or dyes
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
TomTom
Multi-sport Gps Watch Model 8rgo With Charger Dock
Polymer resin case, elastomer band
Polymer case degradation and microparticle shedding
Limited concern
Elastomer band UV and ozone degradation
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola 70 Smartwatch
Unspecified composite case, likely stainless steel back, synthetic strap
PFAS
Limited concern
Synthetic strap material degradation
Limited concern
Water-repellent coating unconfirmed; no PFAS statement.
⚠Brand says nothing about PFAS
Moto
rola Moto Watch 100
Stainless steel case, elastomer band, glass display with waterproof sealing
Elastomer band degradation and oligomer release
Limited concern
Nickel in stainless steel (contact dermatitis risk)
Limited concern
PFAS
Moderate concern
Bacterial colonization in band seams
Limited concern
Smartwatch with waterproofing.
⚠Brand says nothing about PFAS
Garmin
Vivoactive 5
Glass/silicone band
Silicone band degradation and bacterial colonization
Limited concern
Microplastic shedding from band
Limited concern
Charging port corrosion and electrical safety
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin
vivosmart 5
Elastomer band, polymer case
Elastomer degradation and microleaching
Limited concern
Allergen potential from elastomer additives
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin
CIRQA Smart Band
Silicone band, stainless steel hardware, waterproofed substrate
Stainless steel nickel leaching or allergy risk
Limited concern
Waterproof seal integrity and bacterial/mold growth
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin
Forerunner 70
Plastic case, elastomer band
Elastomer band degradation
Limited concern
Bacterial growth in band crevices
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin
Vivosmart 4
Silicone band, plastic/polymer body
Silicone band degradation and microparticle shedding
Limited concern
Bacterial growth in band crevices and moisture traps
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin
Lily 2 Smartwatch
Stainless steel case, composite band, waterproof elastomer seals
Elastomer/silicone band degradation and bacterial colonization
Limited concern
Waterproof elastomer seals (unidentified Teflon-family coating composition)
Limited concern
Consumer smartwatch with unspecified waterproofing; limited PFAS data available.
⚠Brand says nothing about PFAS
Polar
Loop Smart Screen-Free Wearable Health Band
Elastomer band
Elastomer additives (colorants, antioxidants, plasticizers)
Limited concern
Allergenic dyes or pigments in band coloring
Limited concern
Bacterial or fungal growth in band crevices
Limited concern
Thermal degradation of elastomer when overheated
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Polar
Ignite 3 Titanium Smartwatch
Titanium case, silicone/polymer bands
Silicone band skin irritation and bacterial growth
Limited concern
Adhesive or sealant leaching from band attachment
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Polar
Verity Sense Optical Heart Rate Sensor
Optical sensor, proprietary polymers
Optical window polymer clarity degradation
Limited concern
Microplastics
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Polar
Unite Waterproof Fitness Sports Watch
Mixed polymers, elastomers, stainless steel
Elastomer degradation and skin contact
Limited concern
Bacterial or mold growth in seal/crevices
Limited concern
Nickel allergy from stainless steel contact
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Xiaomi
Smart Band 10 Activity Band
Silicone band, metal casing, plastic/elastomer components
Silicone band degradation and bacterial colonization
Limited concern
Allergenic reactions to silicone or adhesives
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
- 85Xiaomi Smart Watch Fitness Tracker, 1.47'' TFT Display, 21-Day Battery Life, 50 Fitness Modes, 50m Water Resistant, Smar
- 85Xiaomi Redmi Watch 5 Active Smartwatch
- 85Xiaomi Smart Band 10 Pro Activity Band
- 85Xiaomi Smart Band 8
- 85Fossil Men's Explorist HR Gen 4 Smartwatch
- 85Fossil Gen 6 Wellness Edition Smartwatch
- 85Fossil s Gen 5 LTE Smartwatch Silicone
- 85Fossil Women's Q Venture Smartwatch
- 85Amazfit Helio Strap Fitness Tracker
- 85Oura Ring 4 Size Smart Ring
- 85Noise Endeavour Pro Gps Smartwatch
- 85Hume Health Tracker Band
- 85iTech Active 3 Smartwatch Fitness Tracker
- 85Nix Biosensors Hydration Biosensor
- 85Amazfit Pace GPS Smartwatch
- 85Amazfit Active 3 Premium GPS Running Smartwatch
- 85Suunto Race 2 Watch
- 85Suunto Ambit3 Peak Watch
- 85Lifetrak Core C200 Activity Monitor
- 85Lifetrak Brite R450 Heart Rate Watch
- 85Lifetrak Zone C410
- 85Lifetrak Bluetooth Smart Watch - Wearable Devices
- 85Lifetrak Core C210 Smart Watch
- 85Lifetrak Zone C410 Activity Tracker
- 85Lifetrak Train Heart Rate Monitor Watch
- 85Lifetrak Zone C410 24-hr Fitness Heart Rate Watch, Black/orange
- 85Misfit Shine Activity Tracker Black - Waterproof Sleep Monitor
- 85Misfit Vapor Smartwatch
- 85Misfit Shine 2 Fitness + Sleep Tracker
- 85Misfit Misfit Flash
- 85Misfit Shine Sleep/Activity Monitor
- 85Misfit Path Hybrid Smartwatch
- 85Misfit Flare Fitness + Sleep Tracker
- 85Misfit Vapor Mis7000 50m Jet Black Case W/ Black Sport Strap
- 85Fitbit Luxe Fitness Tracker
- 85Fitbit Versa 3 Smart Watch
- 85Fitbit Sense Advanced Health Smartwatch
- 85Basis "world's Most Advanced Health Tracker" 2014 Edition, Carbon
- 85 Fitness Tracker with Bluetooth Calls
- 85 Basic Smartwatch. Fitness Tracker Heart Rate Monitor and
- 85Garmin Instinct 3 AMOLED
- 85Fitbit Inspire 3 Fitness Tracker
- 85Amazfit Bip 6 Smart Watch
- 85Fossil Women's Smartwatch Sport
- 85Samsung Galaxy Watch3
- 85Samsung Galaxy Watch FE
- 85Apple Watch Series 6 GPS Aluminum Case
- 85Apple Watch Series 10 GPS 46mm Aluminum Case Sport
- 85Withings ScanWatch Light Smart Watch
- 85Google Fitbit Air Screenless Fitness & Health Tracker
- 85Withings Withings Move
- 85Epson ProSense GPS Running Watch
- 85Epson Pulsense Ps-100 Heart Rate Monitor & Activity Tracker
- 85Epson SF-810B GPS Watch
- 85Epson ProSense GPS Multisport Watch
- 85Epson {lot Of 68 Watches}epson Pulsense Watch Ps-500 Heart Rate Activity
- 85Epson Wristablegps Gps Sports Monitor Sf-310 Seiko Epson Corp Usb
- 85 IG Slim Water-Resistant Smart Activity Tracker
- 85Epson {lot Of 63 Watches} Epson Ps-100 Pulsense Heart Rate Activity Monitor
- 85Garmin Instinct Rugged GPS Smartwatch
- 85Garmin Instinct 2 Solar
- 85Garmin Instinct Crossover
- 85Garmin Instinct 2 Solar Tactical
- 85Garmin Instinct Crossover Solar
- 85Garmin Instinct E 45mm Smartwatch
- 85Garmin Instinct E 45mm GPS Smartwatch
- 85Fitbit Charge 5 Unicorn Beetle PRO Rugged Case and Band
- 85Samsung Silicone Bracelet Full Cover for Samsung Galaxy SmartTag 2 Watch Case with Wristband
- 85Fitbit Google Fitbit Air Active Band
- 85Fitbit Fintie Bands for Fitbit Versa 4/3/2/1/Versa Lite/Fitbit Sense 2/Sense
- 85Fitbit StrapsCo Active Protective Case Strap for Fitbit Charge 5
- 85Fitbit SUPCASE Unicorn Beetle Pro Series Design Replacement Bands for Fitbit Inspire & Fitbit Inspire
- 85Fitbit Supcase Rugged Buckle Case for Fitbit Ionic,Strap Replacement Bands for Fitbit Ionic Smartwatch
- 85Fitbit North Street Watch Co. Rugged Rubber Case Strap for Fitbit Charge 6
- 85Samsung For Samsung Galaxy Watch Ultra 47mm Unisex Sport Waterproof Tpu Watch
- 85Samsung Food-grade Silicone Wristband for Samsung Galaxy SmartTag2 2023
- 85 Husxh TPU Transparent Case Cover+Strap Sweatproof Integrated Case + Band Waterproof Wristband Bracelet Comfortable for S
- 85Samsung Goton 3 In 1 Waterproof Case and Band for Samsung Galaxy Watch
- 85Samsung 2 Pack Waterproof Compatible With Samsung Galaxy Smarttag2 Holder, Tpu
- 85X-Doria Raptic Citizen Stainless Steel Magnetic Closure Apple Watch Band
- 85X-Doria Action Band for Apple Watch
- 85X-Doria Classic Plus Stainless Steel Magnetic Closure WatchBand for Apple Watch
- 85X-Doria Field Band 38 Mm Apple Watch Compatible Nylon Wristband
- 85X-Doria Field Band For Apple Watch 38mm -navy And White
- 85X-Doria Apple Watch Replacement Band42mm Compatiblex-doria Olive
- 85X-Doria ,white Field Band Nylon Wristband 42mm Apple Watch
- 85Garmin Garmin Band
- 85Garmin Dive Band Kit
- 85Garmin UltraFit Nylon Strap
- 85Garmin QuickFit 20mm Band
- 85Apple Waterproof Rugged Apple Watch Band + Case For Apple Series
- 85Apple SaharaCase Silicone Wrist Band for Apple AirTag
- 85Nogis Waterproof AirTag Bracelet
- 85TomTom Runner GPS Watch
- 85Basis Health Fitness Tracker Monitor Sensor Digital Watch
- 85Amazfit Helio Smart Ring Health Tracker, No Subscription, Monitors Sleep, Heart Rate & Stress, Titanium Alloy, Water-Res
- 85Fitbit Charge 6 Fitness Tracker
- 85Amazfit Band 7 Fitness Tracker
Graded and flagged Poor and Bad, we’d swap these
Apple
Watch SE 3 GPS 44mm Aluminum Case Sport Band
Aluminum case, fluoroelastomer sport band, ion-x glass
PFAS
Limited concern
Ion-X glass fragmentation
Moderate concern
Water resistance method unknown; Apple silent on PFAS.
⚠Waterproof or stain-proof treatment
Apple
Watch Ultra 3 GPS + Cellular 49mm Titanium Case
Titanium case, fluoroelastomer seals, composite band
PFAS
Limited concern
Elastomer degradation over time
Limited concern
Nickel or other trace metals in titanium alloy
Limited concern
Titanium may lower concern; waterproofing formula remains undisclosed.
⚠Waterproof or stain-proof treatment
Apple
Watch Series 11 GPS 42mm Aluminum Case Sport Band
Aluminum case, fluoroelastomer sport band with water-resistant treatment
Fluoroelastomer degradation and VOC release
Limited concern
Bacterial or fungal growth under band
Moderate concern
PFAS
Limited concern
Likely lower concern, but Apple discloses no PFAS content.
⚠Waterproof or stain-proof treatment
Apple
Watch SE 2nd 40mm Sport
Aluminum case, Ion-X glass, fluoroelastomer sport band
Fluoroelastomer band dermal sensitization
Limited concern
PFAS
Limited concern
Waterproof electronics; PFAS in coatings unconfirmed without disclosure.
⚠Waterproof or stain-proof treatment
Apple
Watch Series 9 GPS + Cellular Aluminum Case
Aluminum case, ion-X glass, fluoroelastomer seals, proprietary coatings
PFAS
Limited concern
Fluoroelastomer seal degradation and microfragment release
Limited concern
Brand transparency and recall responsiveness
Moderate concern
Waterproofing methods and PFAS content remain unknown.
⚠Waterproof or stain-proof treatment
Apple
Watch Series 7 Aluminum Case Sport Band
Aluminum case, fluoroelastomer Sport Band
Fluoroelastomer band degradation and skin contact
Limited concern
Anodized coating degradation
Limited concern
PFAS
Limited concern
Waterproof wearable with no PFAS information from Apple.
⚠Waterproof or stain-proof treatment
Withings
Unisex Scanwatch Nova Brilliant Edition Watch
Stainless steel case, sapphire crystal, fluoroelastomer strap with water resistance coating
PFAS
High concern
Fluoroelastomer strap degradation and leaching
Limited concern
Smartwatch coating unaddressed; Withings provides no PFAS guidance.
⚠Waterproof or stain-proof treatment
X-Doria
Women's X-Doria Field Band Apple Watch
Silicone or fluoroelastomer band with waterproof coating
Waterproof coating degradation and leachables
Limited concern
Volatile organic compounds (VOCs) off-gassing
Limited concern
Microplastic shedding from coating or seams
Limited concern
Unknown waterproof finish.
⚠Waterproof or stain-proof treatment
Apple
Watch Series 2 Waterproof Case with Band
Aluminum, stainless steel, fluoroelastomer seals with unspecified waterproof treatment
Undisclosed waterproof treatment chemistry
Limited concern
Fluoroelastomer seal degradation
Limited concern
Water contamination if seals fail
Moderate concern
Skip this. Unknown waterproof treatment chemistry must be disclosed.
⚠Waterproof or stain-proof treatment
Fossil
Men's Gen 6 44mm Stainless Steel and Cork Touchscreen Smart Watch, Stainless steel, Camo (Model, FT
Stainless steel case, cork accents, unspecified touchscreen coating and water-resistant treatment
Waterproofing and water-resistant coating composition
Limited concern
Touchscreen coating (identity unknown)
Limited concern
Cork material degradation and microbial growth
Limited concern
Stainless steel base lower concern; waterproof treatment composition undisclosed.
⚠Waterproof or stain-proof treatment
Fintie
Bands Protective Case Strap Rugged Sport Band
Silicone, elastomer, and fabric composite with water-resistant treatment
PFAS
High concern
Coating degradation and potential leaching
Limited concern
Bacterial or fungal colonization
Limited concern
Sport band likely has water-resistant coating; PFAS undisclosed by brand.
⚠Waterproof or stain-proof treatment
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