Fitbit Flex 2 vs. Garmin 645 Music vs. Fitbit Charge vs. Misfit Speedo Shine

 
Flex 2
645 Music
Charge
Speedo Shine
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowMisfitSpeedo ShineRemove Buy Now

Basic Info

Suggested Price$100$450$130$80
Release2016201820142015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7-10 days6 months
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a240 x 240NANA
Sizen/a1.2 inchesNANA
Touchn/aNANA
TypeLEDMIPOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables