Fitbit Charge 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Garmin Vivosmart HR Plus vs. Samsung Gear Fit

 
Charge 2
645 Music
Flex
Vivosmart HR Plus
Gear Fit
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy NowSamsungGear FitRemove Buy Now

Basic Info

Suggested Price$150$450$100$179$150
Release20162018201320172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days5 days5 days2-3 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA160 x 68432 x 128
Sizen/a1.2 inchesNA0.5 inches x 0.8 inches1.84 inches
Touchn/aNA
TypeOLEDMIPLEDLCDSuper AMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANANA
Apps
Music

All Wearables