Fitbit Flex 2 vs. Misfit Flash vs. Garmin 645 Music vs. Polar Loop vs. Garmin Instinct

 
Flex 2
Flash
645 Music
Loop
Instinct
 FitbitFlex 2Remove Buy NowMisfitFlashRemove Buy NowGarmin645 MusicRemove Buy NowPolarLoopRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$30$450$100$300
Release20162014201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days5 days14 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 240NA128 x 128
Sizen/an/a1.2 inchesNA0.9 inches
Touchn/an/a
TypeLEDn/aMIPLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM2 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables