Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Fitbit Charge vs. Microsoft Band

 
Flex 2
WSD-F20A
645 Music
Charge
Band
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowMicrosoftBandRemove Buy Now

Basic Info

Suggested Price$100$399$450$130$200
Release20162018201820142014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days7-10 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320240 x 240NA320 x 106
Sizen/a1.32 inches1.2 inchesNA1.37 inches
Touchn/aNA
TypeLEDLCDMIPOLEDCapacitative TFT

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM1 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

Wearables by Microsoft

Microsoft Band 2

All Wearables