Fitbit One vs. Fitbit Zip vs. Garmin Vivosmart vs. Garmin 645 Music vs. Fitbit Flex

 
One
Zip
Vivosmart
645 Music
Flex
 FitbitOneRemove Buy NowFitbitZipRemove Buy NowGarminVivosmartRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$100$60$170$450$100
Release20122012201420182013

Activity & Fitness

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

Battery

Duration10-14 days6 months7 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 16240 x 240NA
Sizen/an/a1.41 inches1.2 inchesNA
TouchNA
TypeOLEDn/aOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantSplash Resistant5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables