Polar V800 vs. Fitbit Flex 2 vs. Garmin Fenix 5s vs. Garmin 645 Music vs. Garmin Vivofit 4

 
V800
Flex 2
Fenix 5s
645 Music
Vivofit 4
 PolarV800Remove Buy NowFitbitFlex 2Remove Buy NowGarminFenix 5sRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$470$100$599.99$450$79.95
Release20142016201720182018

Activity & Fitness

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

Battery

Duration13 hours to 30 days5 daysUp to 9 days7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a218x 218240 x 24088 x 88
Sizen/an/a1.1 inches1.2 inchesNA
Touchn/a
Typen/aLEDnaMIPNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM10ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables