Pebble 2 vs. Pebble Time vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Amazfit T-Rex

 
2
Time
Alta HR
Charge HR
T-Rex
 Pebble2Remove Buy NowPebbleTimeRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$129$150$150$150$140
Release20162015201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7 days7 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144128 x 36NA360 x 360
Sizen/a1.26 inches1.4 inchesNA1.3 inches
TouchNA
Typee-papere-paperOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSNABuild-in
Apps
Music

All Wearables