Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Huawei Talkband B2 vs. Asus ZenWatch vs. HTC re Grip

 
Flex 2
Vivosmart HR
Talkband B2
ZenWatch
re Grip
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowHuaweiTalkband B2Remove Buy NowAsusZenWatchRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$170$180$150$199
Release20162015201520142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days3 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68128 x 88320 x 320160 x 32
Sizen/a1.08 inches0.73 inches1.63 inches1.8 inches
Touchn/a
TypeLEDn/aPMOLEDAMOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP57IP55IP57

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/an/aAndroid WearNA
Apps
Music

All Wearables