Polar M600 vs. Polar Loop 2 vs. Jawbone UP Move vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
M600
Loop 2
UP Move
Watch Series 4
T-Rex
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowJawboneUP MoveRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$120$50$329$140
Release20162015201420182019

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)6 monthsNot Yet20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240n/aNA384 x 480360 x 360
Size1.3 inchesn/aNA1.78 inches1.3 inches
Touchn/aNA
TypeTFTLEDNAMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATMSplash ResistantNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWatch OS 5Build-in
Apps
Music

All Wearables