Huawei Talkband B2 vs. Mobvoi TicWatch E vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Talkband B2
TicWatch E
Flex
Vivofit 4
T-Rex
 HuaweiTalkband B2Remove Buy NowMobvoiTicWatch ERemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$180$159$100$79.95$140
Release20152017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days1.5-2 days5 days1 year20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88400 x 400NA88 x 88360 x 360
Size0.73 inches1.4 inchesNANA1.3 inches
TouchNA
TypePMOLEDOLEDLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP57IP671 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NABuild-in
Apps
Music

All Wearables