Fitbit Flex 2 vs. Misfit Flash Link vs. Garmin 645 Music vs. Jawbone UP4 vs. Amazfit GTS

 
Flex 2
Flash Link
645 Music
UP4
GTS
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowGarmin645 MusicRemove Buy NowJawboneUP4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$20$450$200$150
Release20162015201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 daysNA14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a240 x 240NA348 x 442
Sizen/an/a1.2 inchesNA1.65 inches
Touchn/an/aNA
TypeLEDn/aMIPNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
MusicNA

All Wearables