Fitbit Charge 2 vs. Garmin Chronos vs. Fitbit Alta HR vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Charge 2
Chronos
Alta HR
Flex
Vivosmart 4
 FitbitCharge 2Remove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$1500$150$100$130
Release20162018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days7 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218 x 218128 x 36NA48 x 128
Sizen/a1.2 inches1.4 inchesNA0.74 inches
Touchn/aNA
TypeOLEDMIPOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNA
Apps
Music

All Wearables