Samsung Gear S vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Asus ZenWatch

 
Gear S
Flex 2
Vivosmart HR
Ionic
ZenWatch
 SamsungGear SRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$250$100$170$299$150
Release20132016201520172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days5 days4+ daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution480 x 360n/a160 x 68348x250320 x 320
Size2 inchesn/a1.08 inches1.421.63 inches
Touchn/a
TypeSuper AMOLEDLEDn/aOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM50mIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemTizenn/an/aFitbit OSAndroid Wear
Apps
Music

All Wearables