ASUS ZenWatch 2 vs. Fitbit Surge vs. Fitbit Alta HR vs. Fitbit Charge vs. HTC re Grip

 
ZenWatch 2
Surge
Alta HR
Charge
re Grip
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$250$150$130$199
Release20162016201720142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days7 days7-10 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 36NA160 x 32
Size1.63 inches or 1.45 inch1.26 inches1.4 inchesNA1.8 inches
TouchNA
TypeAMOLEDMonochrome LCDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATMIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNANA
Apps
Music

All Wearables