ASUS ZenWatch 2 vs. Amazfit Bip vs. Casio WSD-F20A vs. Fitbit Charge vs. HTC re Grip

 
ZenWatch 2
Bip
WSD-F20A
Charge
re Grip
 ASUSZenWatch 2Remove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$99.99$399$130$199
Release20162018201820142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a30 days1 day7-10 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320176 x 176320 x 320NA160 x 32
Size1.63 inches or 1.45 inch1.28 inches1.32 inchesNA1.8 inches
TouchNA
TypeAMOLEDNALCDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATM1 ATMIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSNANA
Apps
Music

All Wearables