The Best Non-Toxic Sports Watches & Fitness Trackers of 2026

We scored 133 sports watches & fitness trackers for PFAS forever chemicals and other hazards, then ranked them best-graded first. The top pick is TomTom Water Resistant Watch Model 8R500 - Men at 85/100. Every score below links to the full breakdown of what earned it.

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How to read these scores. PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Each grade is a model-based assessment built from published ingredient lists, materials, certifications, brand disclosures, recalls and third-party lab results where they exist. Read the full rubric to see exactly what adds and removes points.
8% of the 133 sports watches & fitness trackers we scored fail our PFAS and toxin screen.
PFAS Authority, September 2026. Free to cite with a link. See the full dataset.

The best-scoring sports watches & fitness trackers for PFAS risk

  1. 1
    TomTom Water Resistant Watch Model 8R500 - Men

    TomTom

    Water Resistant Watch Model 8R500 - Men

    On watch case and band

    PFAS Grade85Excellent
    Overall Grade77Excellent
    ⏳

    Polymer case and band degradation

    Limited concern

    70
    ⚠️

    Bacterial or mold growth in seals and band

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  2. 2
    Tom Tom Sport Runner Wrist Watch Model 8rs00 Water Resistant Wide Band

    TomTom

    Tom Tom Sport Runner Wrist Watch Model 8rs00 Water Resistant Wide Band

    Plastic/elastomer band

    PFAS Grade85Excellent
    Overall Grade77Excellent
    🍂

    Coating degradation and peeling

    Limited concern

    70
    ⚠️

    Bacterial or mold growth in band seams

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  3. 3
    Black Tomtom Water Resistant Watch Model 8rs00 With Wristband

    TomTom

    Black Tomtom Water Resistant Watch Model 8rs00 With Wristband

    Plastic/elastomer wristband, exact

    PFAS Grade85Excellent
    Overall Grade73Good
    💨

    Elastomer degradation and off-gassing

    Limited concern

    70
    ⚠️

    Bacterial growth in seals and crevices

    Limited concern

    70
    ⚠️

    Contact dermatitis from additives or microbial buildup

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  4. 4
    TomTom Spark Fit Cardio + Music Heart Rate Monitor

    TomTom

    Spark Fit Cardio + Music Heart Rate Monitor

    Plastic body, elastomer band

    PFAS Grade85Excellent
    Overall Grade77Excellent
    💨

    Elastomer band off-gassing and allergens

    Limited concern

    70
    ⚠️

    Bacterial growth in band crevices

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  5. 5
    Motorola Moto G 2023 Smart Watch

    Moto

    rola Moto G 2023 Smart Watch

    Stainless steel case, elastomer band

    PFAS Grade85Excellent
    Overall Grade63Good
    🫧

    Elastomer band degradation and microplastic release

    Limited concern

    70
    ⚠️

    Stainless steel alloy composition uncertainty

    Limited concern

    70
    ⏳

    Seal degradation and moisture intrusion

    Moderate concern

    45
    ⚠️

    Battery leakage and chemical exposure

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  6. 6
    Motorola Moto Watch Fit Smartwatch with OLED and GPS

    Moto

    rola Moto Watch Fit Smartwatch with OLED and GPS

    Aluminum case, OLED display, silicone/rubber strap

    PFAS Grade85Excellent
    Overall Grade73Good
    ⏳

    Silicone strap degradation and microbial growth

    Limited concern

    70
    🔩

    Aluminum case oxidation and corrosion

    Limited concern

    70
    ⏳

    Gasket seal degradation and water ingress

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  7. 7
    Motorola Women's Mobility Moto Watch Smart Watch with Heart Rate Monitor and Accelerometer

    Moto

    rola Women's Mobility Moto Watch Smart Watch with Heart Rate Monitor and Accelerometer

    Stainless steel case, plastic band, glass/resin display;

    PFAS Grade85Excellent
    Overall Grade69Good
    💨

    Plastic band off-gassing and dermatitis

    Limited concern

    70
    ⚠️

    Nickel contact sensitization from stainless steel

    Limited concern

    70
    🫧

    Microplastics

    Limited concern

    70
    🍂

    Display delamination and resin edge degradation

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy
  8. 8
    Motorola Moto G Pure Smartwatch Fitness Activity Tracker

    Moto

    rola Moto G Pure Smartwatch Fitness Activity Tracker

    Polymer casing, elastomer band

    PFAS Grade85Excellent
    Overall Grade77Excellent
    ⏳

    Elastomer band degradation and contact dermatitis risk

    Limited concern

    70
    ⏳

    Waterproof seal integrity loss over time

    Limited concern

    70

    No coating described, and no PFAS statement from the brand.

    ⚠Brand says nothing about PFAS

    Why this gradeBuy

Every sports watches & fitness trackers that passes, side by side

Sorted by score. A higher score means lower PFAS risk. Scored against 2 hazards that apply to this category.

#Sports Watches & Fitness TrackersScoreRatingMade of
1TomTom Water Resistant Watch Model 8R500 - Men85ExcellentOn watch case and band
2TomTom Tom Tom Sport Runner Wrist Watch Model 8rs00 Water Resistant Wide Band85ExcellentPlastic/elastomer band
3TomTom Black Tomtom Water Resistant Watch Model 8rs00 With Wristband85ExcellentPlastic/elastomer wristband, exact
4TomTom Spark Fit Cardio + Music Heart Rate Monitor85ExcellentPlastic body, elastomer band
5Motorola Moto G 2023 Smart Watch85ExcellentStainless steel case, elastomer band
6Motorola Moto Watch Fit Smartwatch with OLED and GPS85ExcellentAluminum case, OLED display, silicone/rubber strap
7Motorola Women's Mobility Moto Watch Smart Watch with Heart Rate Monitor and Accelerometer85ExcellentStainless steel case, plastic band, glass/resin display;
8Motorola Moto G Pure Smartwatch Fitness Activity Tracker85ExcellentPolymer casing, elastomer band

The sports watches & fitness trackers we would skip

Lowest scoring in this category, worst first.

Apple Watch SE 3 GPS 44mm Aluminum Case Sport Band

Apple

Watch SE 3 GPS 44mm Aluminum Case Sport Band

Aluminum case, fluoroelastomer sport band, ion-x glass

PFAS Grade40Poor
Overall Grade26Poor
♾️

PFAS

Limited concern

70
⚠️

Ion-X glass fragmentation

Moderate concern

45

Water resistance method unknown; Apple silent on PFAS.

⚠Waterproof or stain-proof treatment

Why this gradeTop-graded picks →
Apple Watch Ultra 3 GPS + Cellular 49mm Titanium Case

Apple

Watch Ultra 3 GPS + Cellular 49mm Titanium Case

Titanium case, fluoroelastomer seals, composite band

PFAS Grade40Poor
Overall Grade28Poor
🏷️

PFAS

Limited concern

70
⏳

Elastomer degradation over time

Limited concern

70
⚠️

Nickel or other trace metals in titanium alloy

Limited concern

70

Titanium may lower concern; waterproofing formula remains undisclosed.

⚠Waterproof or stain-proof treatment

Why this gradeTop-graded picks →
Apple Watch Series 11 GPS 42mm Aluminum Case Sport Band

Apple

Watch Series 11 GPS 42mm Aluminum Case Sport Band

Aluminum case, fluoroelastomer sport band with water-resistant treatment

PFAS Grade40Poor
Overall Grade22Bad
♾️

Fluoroelastomer degradation and VOC release

Limited concern

70
⚠️

Bacterial or fungal growth under band

Moderate concern

45
♾️

PFAS

Limited concern

70

Likely lower concern, but Apple discloses no PFAS content.

⚠Waterproof or stain-proof treatment

Why this gradeTop-graded picks →

What we check on sports watches & fitness trackers

  • Flame retardants. Chemicals added to foam and electronics, some persistent and bioaccumulative. EPA
  • Lead. A heavy metal with no safe exposure level, especially for children. ATSDR

Full point-by-point rubric on the methodology page.

The sports watches & fitness trackers brands that will not say

27 of the brands here publish nothing about PFAS at all. Silence is not evidence of harm, but it is why none of them score well on disclosure.

, Amazfit, Apple, Basis, Epson, Fintie, Fitbit, Fossil, Garmin, Garmin Instinct, Google, Hume Health.

Common questions about PFAS in sports watches & fitness trackers

Is sports watches & fitness trackers PFAS free?

Mostly not. Of the 133 sports watches & fitness trackers we have scored, 8% fail our PFAS and toxin screen, which leaves 122 that pass. The highest scoring is TomTom Water Resistant Watch Model 8R500 - Men at 85 out of 100. The lowest is Apple Watch SE 3 GPS 44mm Aluminum Case Sport Band at 40.

Which sports watches & fitness trackers grades best for PFAS?

TomTom Water Resistant Watch Model 8R500 - Men, at 85 out of 100, which we band as Excellent. It is on watch case and band. The runner up is TomTom Tom Tom Sport Runner Wrist Watch Model 8rs00 Water Resistant Wide Band at 85.

Which sports watches & fitness trackers should I avoid?

The three lowest scoring we hold are Apple Watch SE 3 GPS 44mm Aluminum Case Sport Band at 40, Apple Watch Ultra 3 GPS + Cellular 49mm Titanium Case at 40, Apple Watch Series 11 GPS 42mm Aluminum Case Sport Band at 40. The problem with the first is that water resistance method unknown; Apple silent on PFAS.

How can you tell if sports watches & fitness trackers contain PFAS?

In this category we check for flame retardants, lead. Chemicals added to foam and electronics, some persistent and bioaccumulative. Language like stain resistant, water repellent or easy release usually means fluorinated chemistry even when PFAS is never printed on the box.

Which sports watches & fitness trackers brands will not say whether they use PFAS?

27 of the brands we scored in this category publish nothing about PFAS at all, including , Amazfit, Apple, Basis, Epson, Fintie. Silence is not evidence of harm, but it is the reason those brands cannot score well on disclosure.

Do you lab test sports watches & fitness trackers?

No. We score from published ingredient lists, materials, certifications, disclosures and third party lab results where they exist. Where a product has been independently tested we use that result and say so.

More food and water categories we have graded

Same rubric, same scale. These are the categories closest to sports watches & fitness trackers.

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