Pebble Classic vs. Polar M400 vs. Garmin Vivosmart HR Plus vs. Pebble Core vs. Amazfit T-Rex

 
Classic
M400
Vivosmart HR Plus
Core
T-Rex
 PebbleClassicRemove Buy NowPolarM400Remove Buy NowGarminVivosmart HR PlusRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$99$200$179$99$140
Release20132014201720162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration5-7 days8 hours to 30 days5 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a160 x 68NA360 x 360
Size1.26 inchesn/a0.5 inches x 0.8 inchesNA1.3 inches
TouchNA
Typee-papern/aLCDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aNANABuild-in
Apps
Music

All Wearables