Fitbit One vs. Asus ZenWatch vs. Casio WSD-F20A vs. Garmin 645 Music vs. Fitbit Charge

 
One
ZenWatch
WSD-F20A
645 Music
Charge
 FitbitOneRemove Buy NowAsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$100$150$399$450$130
Release20122014201820182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 daysNA1 day7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320320 x 320240 x 240NA
Sizen/a1.63 inches1.32 inches1.2 inchesNA
TouchNA
TypeOLEDAMOLEDLCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP555 ATM5 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNA
Apps
Music

All Wearables