Fitbit Zip vs. Apple Watch Series 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Garmin Vivofit 4

 
Zip
Watch Series 2
645 Music
Flex
Vivofit 4
 FitbitZipRemove Buy NowAppleWatch Series 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$60$269$450$100$79.95
Release20122016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months18 hours7 days5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 240NA88 x 88
Sizen/a1.5 inches or 1.65 inches1.2 inchesNANA
TouchNA
Typen/aAMOLEDMIPLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant5ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNA
Apps
Music

All Wearables