Polar M600 vs. Withings Go vs. Amazfit Arc vs. Motorola Moto 360 (1st Gen) vs. Fitbit Flex

 
M600
Go
Arc
Moto 360 (1st Gen)
Flex
 PolarM600Remove Buy NowWithingsGoRemove Buy NowAmazfitArcRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$80$69.99$150$100
Release20162016201620142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months20 days1 day5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a72 x40320 x 260NA
Size1.3 inchesn/a0.42 inches1.56 inchesNA
Touchn/an/aNA
TypeTFTE-InkOLEDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP67IP671 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid WearNA
Appsn/a
MusicNA

All Wearables