Garmin vivoactive 5 v2
Withings ScanWatch 2 copy v2

Device Details

Activity Features

Activity Tracking: Monitors steps, calories, distance, heart rate, sleep tracking, blood oxygen, stress tracking, GPS, energy levels, hydration, and women’s health. Tracks running, cycling, swimming, yoga, and more. Also has sports apps for workouts modes and guided exercises. Libre smart push notifications where the glucose reading mirrors the smartphone device
Water resistant: Yes

Activity Tracking: Steps, heart rate, calories, sleep, fitness modes. Provides health data and trends through the Withings app.
ECG Functionality: Measures electrocardiograms to assess heart health.
Water resistant: Yes

Age

13+ years

N/A

Battery

Up to 11 days of battery life

Up to 30 days

Brand

Garmin

Withings

Continuous Glucose Monitoring (CGM) Compatible

Dexcom (G6 or G7) 
Freestyle Libre 

No

FSA/HSA Eligible

Possibly with Letter of Medical Necessity (LMN)

Yes

Model

vivoactive 5

ScanWatch 2

Phone

Yes

Yes

Price (USD)

$299.99

$349.95