ASUS ZenWatch 2 vs. Samsung Gear S vs. Fitbit Ionic vs. Garmin Vivosmart 3 vs. HTC re Grip

 
ZenWatch 2
Gear S
Ionic
Vivosmart 3
re Grip
 ASUSZenWatch 2Remove Buy NowSamsungGear SRemove Buy NowFitbitIonicRemove Buy NowGarminVivosmart 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$250$299$139.99$199
Release20162013201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/an/a4+ days5 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320480 x 360348x25064 x 128160 x 32
Size1.63 inches or 1.45 inch2 inches1.42NA1.8 inches
Touch
TypeAMOLEDSuper AMOLEDOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6750m5 ATMIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearTizenFitbit OSNA
Apps
Music

All Wearables