Huawei Talkband B2 vs. Asus VivoWatch vs. Garmin 645 Music vs. Fitbit Alta HR vs. HTC re Grip

 
Talkband B2
VivoWatch
645 Music
Alta HR
re Grip
 HuaweiTalkband B2Remove Buy NowAsusVivoWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$180$160$450$150$199
Release20152018201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days24 hours to 10 days7 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88128 x 128240 x 240128 x 36160 x 32
Size0.73 inchesNA1.2 inches1.4 inches1.8 inches
Touch
TypePMOLEDNAMIPOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP57IP675 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNA
Apps
Music

All Wearables