Polar V800 vs. Garmin 645 Music vs. Garmin Chronos vs. Garmin Fenix 5x Plus vs. Fitbit Flex

 
V800
645 Music
Chronos
Fenix 5x Plus
Flex
 PolarV800Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$470$450$1500$850$100
Release20142018201820182013

Activity & Fitness

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

Battery

Duration13 hours to 30 days7 days8 days20 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240218 x 218240 x 240NA
Sizen/a1.2 inches1.2 inches1.2 inchesNA
TouchNA
Typen/aMIPMIPMIPLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM10 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSNA
Apps
Music

All Wearables