Pebble Steel vs. Huawei Talkband B2 vs. Fitbit Charge HR vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Steel
Talkband B2
Charge HR
Watch Series 4
T-Rex
 PebbleSteelRemove Buy NowHuaweiTalkband B2Remove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$180$150$329$140
Release20142015201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days3 days5 daysNot Yet20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144128 x 88NA384 x 480360 x 360
Size1.26 inches0.73 inchesNA1.78 inches1.3 inches
TouchNA
Typee-paperPMOLEDOLEDMicroLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP571 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWatch OS 5Build-in
Apps
Music

All Wearables