Huawei Talkband B2 vs. Fitbit Charge vs. Diesel On Full Guard 2.5 vs. Amazfit GTS vs. Amazfit T-Rex

 
Talkband B2
Charge
On Full Guard 2.5
GTS
T-Rex
 HuaweiTalkband B2Remove Buy NowFitbitChargeRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$180$130$325$150$140
Release20152014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days7-10 days4 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88NA454x454348 x 442360 x 360
Size0.73 inchesNA1.39 inches1.65 inches1.3 inches
TouchNA
TypePMOLEDOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP571 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSWear OSBuild-in
Apps
Music

All Wearables