Fitbit Charge 2 vs. Huawei Talkband B2 vs. Garmin 645 Music vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus

 
Charge 2
Talkband B2
645 Music
Vivofit 4
Vivosmart HR Plus
 FitbitCharge 2Remove Buy NowHuaweiTalkband B2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$150$180$450$79.95$179
Release20162015201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days7 days1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88240 x 24088 x 88160 x 68
Sizen/a0.73 inches1.2 inchesNA0.5 inches x 0.8 inches
Touchn/a
TypeOLEDPMOLEDMIPNALCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP575 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables