Pebble 2 vs. Fitbit Charge vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
2
Charge
Charge 3
T-Rex
 Pebble2Remove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$129$130$150$140
Release2016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7-10 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/aNA66 x 18360 x 360
Sizen/aNA.721 inches1.3 inches
TouchNA
Typee-paperOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNANABuild-in
Apps
Music

All Wearables