Garmin Vivoactive vs. Fitbit Alta vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Flex

 
Vivoactive
Alta
645 Music
Chronos
Flex
 GarminVivoactiveRemove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$130$450$1500$100
Release20152016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days7 days8 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148n/a240 x 240218 x 218NA
Size1.38 inchesn/a1.2 inches1.2 inchesNA
Touchn/aNA
TypeLCDOLEDMIPMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM10 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables