Pebble Time vs. Pebble Core vs. Garmin Forerunner 45 vs. Amazfit T-Rex vs. HTC re Grip

 
Time
Core
Forerunner 45
T-Rex
re Grip
 PebbleTimeRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$99$199$140$199
Release20152016201920192020

Activity & Fitness

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

Battery

Duration7 daysNA7 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144NA208 x 208360 x 360160 x 32
Size1.26 inchesNA1.04 inches1.3 inches1.8 inches
TouchNA
Typee-paperNALCDAMOLEDPMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNA5 ATM5 ATMIP57

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSNABuilt-inBuild-inNA
Apps
Music

All Wearables