Polar M600 vs. Polar Loop 2 vs. Fitbit Inspire HR vs. Amazfit GTR vs. Apple Series 6

 
M600
Loop 2
Inspire HR
GTR
Series 6
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$330$120$99$199$399
Release20162015201920192020

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)5 days24 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a139 x 60454 x 454384 x 480
Size1.3 inchesn/a1.4 inches1.39 inches40mm
Touchn/a
TypeTFTLEDOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIPX82 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSBuild-inWatchOS 5
Apps
Music

All Wearables