Fitbit Sense 2
Whoop 4.0

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: Recovery score, strain score, heart rate, active minutes, workout modes, calories, temperature, hydration, workouts. Alerts you to move if inactive.
Notifications: Displays calls and messages.
Water resistant: Yes

Age

13+ years

13+ years

Battery

Up to 6 days

Up to 5 days

Brand

Fitbit

Whoop

Continuous Glucose Monitoring (CGM) Compatible

Dexcom (G6 or G7) 

Freestyle Libre

No

FSA/HSA Eligible

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

Yes

Model

Sense 2

4.0

Phone

Yes

Yes

Price (USD)

$199.95

$239