ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. HTC re Grip

 
ZenWatch 2
Forerunner 225
Flex 2
ZenWatch 3
re Grip
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$300$100$229$199
Release20162015201620172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks5 days48 hours5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320180 x 180n/a400 x 400160 x 32
Size1.63 inches or 1.45 inch1 inchn/a1.39 inches1.8 inches
Touchn/a
TypeAMOLEDn/aLEDAMOLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATMIP57

Notifications

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

Software

Operating SystemAndroid Wearn/an/aAndroid Wear 2NA
Appsn/a
Musicn/a

All Wearables