ASUS ZenWatch 2 vs. Fitbit Surge vs. Apple Watch Series 2 vs. Fitbit Ionic vs. HTC re Grip

 
ZenWatch 2
Surge
Watch Series 2
Ionic
re Grip
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$250$269$299$199
Release20162016201620172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days18 hours4+ days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a340 x 272 or 390 x 312348x250160 x 32
Size1.63 inches or 1.45 inch1.26 inches1.5 inches or 1.65 inches1.421.8 inches
Touch
TypeAMOLEDMonochrome LCDAMOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5ATM50mIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatch OSFitbit OSNA
Apps
Music

All Wearables