ASUS ZenWatch 2 vs. Fitbit Surge vs. Fitbit Ionic vs. Polar A370 vs. Amazfit GTR

 
ZenWatch 2
Surge
Ionic
A370
GTR
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$250$299$179.95$199
Release20162016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days4+ daysUp to 3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a348x250160 x 80454 x 454
Size1.63 inches or 1.45 inch1.26 inches1.421.18 inches1.39 inches
Touch
TypeAMOLEDMonochrome LCDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50mWR305 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aFitbit OSBuild-in
Apps
Music

All Wearables