Polar M600 vs. Amazfit Arc vs. Motorola Moto 360 (1st Gen) vs. Fitbit Flex vs. Amazfit T-Rex

 
M600
Arc
Moto 360 (1st Gen)
Flex
T-Rex
 PolarM600Remove Buy NowAmazfitArcRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitFlexRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$69.99$150$100$140
Release20162016201420132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days20 days1 day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24072 x40320 x 260NA360 x 360
Size1.3 inches0.42 inches1.56 inchesNA1.3 inches
Touchn/aNA
TypeTFTOLEDLCDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP67IP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearNABuild-in
Apps
MusicNA

All Wearables