Polar M600 vs. Pebble Core vs. Polar A370 vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
M600
Core
A370
Inspire HR
T-Rex
 PolarM600Remove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$99$179.95$99$140
Release20162016201720192019

Activity & Fitness

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

Battery

Duration2 daysNAUp to 3 days5 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240NA160 x 80139 x 60360 x 360
Size1.3 inchesNA1.18 inches1.4 inches1.3 inches
Touchn/aNA
TypeTFTNATFT LCDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8NAWR305 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid WearNAFitbit OSBuild-in
Apps
Music

All Wearables