Huawei Talkband B2 vs. Sony SmartBand 2 vs. ASUS ZenWatch 3 vs. Asus VivoWatch vs. Fitbit Charge

 
Talkband B2
SmartBand 2
ZenWatch 3
VivoWatch
Charge
 HuaweiTalkband B2Remove Buy NowSonySmartBand 2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusVivoWatchRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$180$130$229$160$130
Release20152015201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days2 days48 hours24 hours to 10 days7-10 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution128 x 88n/a400 x 400128 x 128NA
Size0.73 inchesn/a1.39 inchesNANA
Touchn/aNA
TypePMOLEDn/aAMOLEDNAOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP57IP58IP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2KoodOSNA
Apps
Music

All Wearables