Fitbit Charge 2 vs. Asus ZenWatch vs. Casio WSD-F20A vs. Fitbit Charge HR vs. Apple Watch 7

 
Charge 2
ZenWatch
WSD-F20A
Charge HR
Watch 7
 FitbitCharge 2Remove Buy NowAsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$150$399$150$429
Release20162014201820152021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA1 day5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320320 x 320NA396 x 484
Sizen/a1.63 inches1.32 inchesNA1.9 inches
Touchn/aNA
TypeOLEDAMOLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP555 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNAWatchOS 8
Apps
Music

All Wearables