Fitbit Sense 2 v2
Garmin vivoactive 5 v2

Device Details

Activity Features

Activity Tracking: Steps, heart rate, active minutes, workout modes, sleep and calories, GPS, stress, skin temperature
Music Control: Manage music playback.
Notifications: Displays notifications from your phone.
Water resistant: Yes

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

Age

13+ years

13+ years

Battery

Up to 6 days

Up to 11 days of battery life

Brand

Fitbit

Garmin

Continuous Glucose Monitoring (CGM) Compatible

Dexcom (G6 or G7) 

Freestyle Libre

Dexcom (G6 or G7) 
Freestyle Libre 

FSA/HSA Eligible

Possibly with Letter of Medical Necessity (LMN) or a health reimbursement arrangement (HRA)

Possibly with Letter of Medical Necessity (LMN)

Model

Sense 2

vivoactive 5

Phone

Yes

Yes

Price (USD)

$199.95

$299.99