Purpose and compatibility
OS compatibility
Android, iOS
Compatible OS Version
iOS 18, Android 10.0, Android 11.0, Android 9.0, Android 8.0, iOS 15, iOS 14, iOS 13, Android 12.0, Android 13.0, iOS 16, iOS 17, Android 14.0
Display
Dial Shape
Angular
Display diagonal
1 "
Display type
AMOLED
Glass
Gorilla Glass
Design and durability
Case size
22.79 mm
Case Material
Stainless steel
Case colour
Black
Control
Touch display
Weight
29 g
Connectivity and sensors
Wireless technology
NFC, Bluetooth, GPS
NFC Payment Type
Fitbit Pay
Sensors and hardware
Oximeter, Vibration, GLONASS
Functions
Sports tracking function
Pedometer, Pulse, Activity start detection, Distance, Calorie tracking, Speed, Heart rate zones, Strava app support, Interval training, Tempo, Body regeneration level
Health functions
EKG, Blood Oxygen Saturation Measurement, Monitor sleep, Heart problems warning, Stress level monitoring, Body temperature monitoring, Smart waking up, Menstrual cycle monitoring
Smart features
Custom watch faces, Weather forecast, App store
Location and route tracking
With GPS in the watch
Notifications and calls
Phone notifications
Incoming call, Incoming call rejection, SMS, WhatsApp, Messenger, Social media, Calendar, E-mail
Messages
Preset replies to messages
Software
App Language
Czech, English, German
Interface Language
Czech, English, German
Strap
Strap colour
Black
Strap material
Silicone
Replaceable strap
YES
Min. wrist circumference
14 cm
Max. wrist circumference
22 cm
Battery life and storage
Max. Battery Life
168 h (7 d)
Normal Battery Life
168 h (7 d)
Included
Included
Charging Cable, Extra strap
Brand/model
Brand
Fitbit
Model series
Charge 5