Huawei Talkband B2 vs. Polar Loop 2 vs. ASUS ZenWatch 3 vs. Fitbit Charge vs. Garmin Vivofit 4

 
Talkband B2
Loop 2
ZenWatch 3
Charge
Vivofit 4
 HuaweiTalkband B2Remove Buy NowPolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$180$120$229$130$79.95
Release20152015201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days8 days (without notifications)48 hours7-10 days1 year
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88n/a400 x 400NA88 x 88
Size0.73 inchesn/a1.39 inchesNANA
TouchNA
TypePMOLEDLEDAMOLEDOLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP572 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NA
Apps
Music

All Wearables