Fitbit Zip vs. Asus VivoWatch vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Flex

 
Zip
VivoWatch
645 Music
Alta HR
Flex
 FitbitZipRemove Buy NowAsusVivoWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$60$160$450$150$100
Release20122018201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months24 hours to 10 days7 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128240 x 240128 x 36NA
Sizen/aNA1.2 inches1.4 inchesNA
TouchNA
Typen/aNAMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceSplash ResistantIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNA
Apps
Music

All Wearables