Pebble Time vs. Jawbone UP4 vs. Pebble Core vs. Polar Loop vs. Amazfit T-Rex

 
Time
UP4
Core
Loop
T-Rex
 PebbleTimeRemove Buy NowJawboneUP4Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$200$99$100$140
Release20152015201620132019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration7 daysNANA5 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
Macn/aNANANA
Windowsn/aNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144NANANA360 x 360
Size1.26 inchesNANANA1.3 inches
TouchNANA
Typee-paperNANALEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNANA2 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSNANANABuild-in
Apps
MusicNA

All Wearables