Polar M600 vs. Huawei Talkband B2 vs. Garmin 645 Music vs. Garmin Vivosmart 3 vs. Jaybird Reign

 
M600
Talkband B2
645 Music
Vivosmart 3
Reign
 PolarM600Remove Buy NowHuaweiTalkband B2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 3Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$330$180$450$139.99$150
Release20162015201820172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days3 days7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240128 x 88240 x 24064 x 128NA
Size1.3 inches0.73 inches1.2 inchesNANA
Touchn/aNA
TypeTFTPMOLEDMIPOLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP575 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

All Wearables