ASUS ZenWatch 2 vs. Fitbit Blaze vs. Garmin Forerunner 225 vs. Fitbit Alta HR vs. Amazfit T-Rex

 
ZenWatch 2
Blaze
Forerunner 225
Alta HR
T-Rex
 ASUSZenWatch 2Remove Buy NowFitbitBlazeRemove Buy NowGarminForerunner 225Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$200$300$150$140
Release20162016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 Days10 hours to 4 weeks7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a180 x 180128 x 36360 x 360
Size1.63 inches or 1.45 inchn/a1 inch1.4 inches1.3 inches
Touch
TypeAMOLEDLCDn/aOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aBuild-in
Appsn/a
Musicn/a

All Wearables