Polar V800 vs. Huawei Talkband B2 vs. Fitbit Charge HR vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex

 
V800
Talkband B2
Charge HR
TicWatch S2
T-Rex
 PolarV800Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitCharge HRRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$180$150$180$140
Release20142015201520192019

Activity & Fitness

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

Battery

Duration13 hours to 30 days3 days5 days2 DAYS20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88NA400 x 400360 x 360
Sizen/a0.73 inchesNA1.39 inches1.3 inches
TouchNA
Typen/aPMOLEDOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP571 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OSBuild-in
Apps
Music

All Wearables