ASUS ZenWatch 2 vs. Pebble Time Round vs. Fitbit Ionic vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
ZenWatch 2
Time Round
Ionic
Alta HR
Vivofit 4
 ASUSZenWatch 2Remove Buy NowPebbleTime RoundRemove Buy NowFitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$150$200$299$150$79.95
Release20162015201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2 days4+ days7 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a348x250128 x 3688 x 88
Size1.63 inches or 1.45 inchround1.421.4 inchesNA
Touch
TypeAMOLEDe-paperOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IPX750m5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearPebble OSFitbit OS
Apps
Music

All Wearables