Fitbit Zip vs. Garmin Vivosmart HR vs. Amazfit Arc vs. Garmin 645 Music vs. Fitbit Flex

 
Zip
Vivosmart HR
Arc
645 Music
Flex
 FitbitZipRemove Buy NowGarminVivosmart HRRemove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$60$170$69.99$450$100
Release20122015201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months5 days20 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 6872 x40240 x 240NA
Sizen/a1.08 inches0.42 inches1.2 inchesNA
TouchNA
Typen/an/aOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant5 ATMIP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables