Polar M600 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Motorola Moto 360 (1st Gen) vs. Amazfit GTR

 
M600
Flex 2
Ionic
Moto 360 (1st Gen)
GTR
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$330$100$299$150$199
Release20162016201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days4+ days1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a348x250320 x 260454 x 454
Size1.3 inchesn/a1.421.56 inches1.39 inches
Touchn/an/a
TypeTFTLEDOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM50mIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSAndroid WearBuild-in
Apps
MusicNA

All Wearables