Pebble Time vs. Fitbit Zip vs. Amazfit Cor vs. Fitbit Alta HR vs. Amazfit T-Rex

 
Time
Zip
Cor
Alta HR
T-Rex
 PebbleTimeRemove Buy NowFitbitZipRemove Buy NowAmazfitCorRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$60$79.99$150$140
Release20152012201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days6 months12 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a80 x 160128 x 36360 x 360
Size1.26 inchesn/a1.23 inches1.4 inches1.3 inches
Touch
Typee-papern/aIPS LCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuild-in
Apps
Music

All Wearables