Fitbit Flex 2 vs. Fitbit Zip vs. Garmin 645 Music vs. Jawbone UP4 vs. Garmin VivoActive 4

 
Flex 2
Zip
645 Music
UP4
VivoActive 4
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowGarmin645 MusicRemove Buy NowJawboneUP4Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$60$450$200$349
Release20162012201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 daysNA8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240NA260 x 260
Sizen/an/a1.2 inchesNA1.3ionches
Touchn/aNA
TypeLEDn/aMIPNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
MusicNA

All Wearables