Polar M600 vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Garmin Vivoactive 3 vs. Jaybird Reign

 
M600
Flex 2
G-Shock GBA800
Vivoactive 3
Reign
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivoactive 3Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$330$100$120$299$150
Release20162016201820172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days2 years7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a240 x 240NA
Size1.3 inchesn/a1.2 inchesNA
Touchn/an/aNA
TypeTFTLEDMIPLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM20 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

All Wearables