Garmin Fenix 3 vs. Polar M400 vs. Fitbit Flex 2 vs. Mobvoi TicWatch E vs. Jaybird Reign

 
Fenix 3
M400
Flex 2
TicWatch E
Reign
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowMobvoiTicWatch ERemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$500$200$100$159$150
Release20152014201620172015

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days5 days1.5-2 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/an/a400 x 400NA
Size1.2 inchesn/an/a1.4 inchesNA
Touchn/aNA
TypeChroma LEDn/aLEDOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATM5 ATMIP67NA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid Wear 2.0NA
Apps
Music

All Wearables