Huawei Talkband B2 vs. Diesel On Full Guard vs. Fitbit Charge vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Talkband B2
On Full Guard
Charge
Charge 3
T-Rex
 HuaweiTalkband B2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$180$325$130$150$140
Release20152017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days1 day7-10 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128 x 88454 x 454NA66 x 18360 x 360
Size0.73 inches1.4 inchesNA.721 inches1.3 inches
TouchNA
TypePMOLEDOMOLEDOLEDOLEDAMOLED

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 2.0NANABuild-in
Apps
Music

All Wearables